diff options
Diffstat (limited to 'drivers')
78 files changed, 137 insertions, 233 deletions
diff --git a/drivers/hwmon/adt7411.c b/drivers/hwmon/adt7411.c index 4086c7257f91..f13c843a2964 100644 --- a/drivers/hwmon/adt7411.c +++ b/drivers/hwmon/adt7411.c @@ -316,7 +316,6 @@ static int __devinit adt7411_probe(struct i2c_client *client, exit_remove: sysfs_remove_group(&client->dev.kobj, &adt7411_attr_grp); exit_free: - i2c_set_clientdata(client, NULL); kfree(data); return ret; } @@ -327,7 +326,6 @@ static int __devexit adt7411_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &adt7411_attr_grp); - i2c_set_clientdata(client, NULL); kfree(data); return 0; } diff --git a/drivers/hwmon/asc7621.c b/drivers/hwmon/asc7621.c index 0f388adc6187..3b973f30b1f6 100644 --- a/drivers/hwmon/asc7621.c +++ b/drivers/hwmon/asc7621.c @@ -1141,7 +1141,6 @@ exit_remove: &(asc7621_params[i].sda.dev_attr)); } - i2c_set_clientdata(client, NULL); kfree(data); return err; } @@ -1196,7 +1195,6 @@ static int asc7621_remove(struct i2c_client *client) &(asc7621_params[i].sda.dev_attr)); } - i2c_set_clientdata(client, NULL); kfree(data); return 0; } diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c index bad2cf3ef4a4..0f58ecc5334d 100644 --- a/drivers/hwmon/f75375s.c +++ b/drivers/hwmon/f75375s.c @@ -662,7 +662,6 @@ exit_remove: sysfs_remove_group(&client->dev.kobj, &f75375_group); exit_free: kfree(data); - i2c_set_clientdata(client, NULL); return err; } @@ -672,7 +671,6 @@ static int f75375_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &f75375_group); kfree(data); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/hwmon/g760a.c b/drivers/hwmon/g760a.c index 09ea12e0a551..1f63d1a3af5e 100644 --- a/drivers/hwmon/g760a.c +++ b/drivers/hwmon/g760a.c @@ -236,7 +236,6 @@ error_hwmon_device_register: sysfs_remove_group(&client->dev.kobj, &g760a_group); error_sysfs_create_group: kfree(data); - i2c_set_clientdata(client, NULL); return err; } @@ -247,7 +246,6 @@ static int g760a_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &g760a_group); kfree(data); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/hwmon/lm73.c b/drivers/hwmon/lm73.c index 4d1b76bc8148..29b9030d42c3 100644 --- a/drivers/hwmon/lm73.c +++ b/drivers/hwmon/lm73.c @@ -136,7 +136,6 @@ static int lm73_remove(struct i2c_client *client) hwmon_device_unregister(hwmon_dev); sysfs_remove_group(&client->dev.kobj, &lm73_group); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c index 56463428a419..393f354f92a4 100644 --- a/drivers/hwmon/lm75.c +++ b/drivers/hwmon/lm75.c @@ -192,7 +192,6 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id) exit_remove: sysfs_remove_group(&client->dev.kobj, &lm75_group); exit_free: - i2c_set_clientdata(client, NULL); kfree(data); return status; } @@ -204,7 +203,6 @@ static int lm75_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &lm75_group); lm75_write_value(client, LM75_REG_CONF, data->orig_conf); - i2c_set_clientdata(client, NULL); kfree(data); return 0; } diff --git a/drivers/hwmon/lm95241.c b/drivers/hwmon/lm95241.c index 8fc8eb8cba47..94741d42112d 100644 --- a/drivers/hwmon/lm95241.c +++ b/drivers/hwmon/lm95241.c @@ -399,7 +399,6 @@ static int lm95241_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &lm95241_group); - i2c_set_clientdata(client, NULL); kfree(data); return 0; } diff --git a/drivers/hwmon/tmp102.c b/drivers/hwmon/tmp102.c index 8013895a1faf..93187c3cb5e7 100644 --- a/drivers/hwmon/tmp102.c +++ b/drivers/hwmon/tmp102.c @@ -224,7 +224,6 @@ fail_remove_sysfs: fail_restore_config: tmp102_write_reg(client, TMP102_CONF_REG, tmp102->config_orig); fail_free: - i2c_set_clientdata(client, NULL); kfree(tmp102); return status; @@ -247,7 +246,6 @@ static int __devexit tmp102_remove(struct i2c_client *client) config | TMP102_CONF_SD); } - i2c_set_clientdata(client, NULL); kfree(tmp102); return 0; diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c index 738c472ece27..6b4165c12092 100644 --- a/drivers/hwmon/tmp421.c +++ b/drivers/hwmon/tmp421.c @@ -295,7 +295,6 @@ exit_remove: sysfs_remove_group(&client->dev.kobj, &tmp421_group); exit_free: - i2c_set_clientdata(client, NULL); kfree(data); return err; @@ -308,7 +307,6 @@ static int tmp421_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &tmp421_group); - i2c_set_clientdata(client, NULL); kfree(data); return 0; diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c index 32d4adee73db..c84b9b4e6960 100644 --- a/drivers/hwmon/w83781d.c +++ b/drivers/hwmon/w83781d.c @@ -1197,7 +1197,6 @@ ERROR4: if (data->lm75[1]) i2c_unregister_device(data->lm75[1]); ERROR3: - i2c_set_clientdata(client, NULL); kfree(data); ERROR1: return err; @@ -1219,7 +1218,6 @@ w83781d_remove(struct i2c_client *client) if (data->lm75[1]) i2c_unregister_device(data->lm75[1]); - i2c_set_clientdata(client, NULL); kfree(data); return 0; diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 87ab0568bb0e..bceafbfa7268 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -475,6 +475,26 @@ config I2C_PASEMI help Supports the PA Semi PWRficient on-chip SMBus interfaces. +config I2C_PCA_PLATFORM + tristate "PCA9564/PCA9665 as platform device" + select I2C_ALGOPCA + default n + help + This driver supports a memory mapped Philips PCA9564/PCA9665 + parallel bus to I2C bus controller. + + This driver can also be built as a module. If so, the module + will be called i2c-pca-platform. + +config I2C_PMCMSP + tristate "PMC MSP I2C TWI Controller" + depends on PMC_MSP + help + This driver supports the PMC TWI controller on MSP devices. + + This driver can also be built as module. If so, the module + will be called i2c-pmcmsp. + config I2C_PNX tristate "I2C bus support for Philips PNX targets" depends on ARCH_PNX4008 @@ -711,26 +731,6 @@ config I2C_PCA_ISA delays when I2C/SMBus chip drivers are loaded (e.g. at boot time). If unsure, say N. -config I2C_PCA_PLATFORM - tristate "PCA9564/PCA9665 as platform device" - select I2C_ALGOPCA - default n - help - This driver supports a memory mapped Philips PCA9564/PCA9665 - parallel bus to I2C bus controller. - - This driver can also be built as a module. If so, the module - will be called i2c-pca-platform. - -config I2C_PMCMSP - tristate "PMC MSP I2C TWI Controller" - depends on PMC_MSP - help - This driver supports the PMC TWI controller on MSP devices. - - This driver can also be built as module. If so, the module - will be called i2c-pmcmsp. - config I2C_SIBYTE tristate "SiByte SMBus interface" depends on SIBYTE_SB1xxx_SOC diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile index 097236f631e8..936880bd1dc5 100644 --- a/drivers/i2c/busses/Makefile +++ b/drivers/i2c/busses/Makefile @@ -27,7 +27,7 @@ obj-$(CONFIG_I2C_VIAPRO) += i2c-viapro.o obj-$(CONFIG_I2C_HYDRA) += i2c-hydra.o obj-$(CONFIG_I2C_POWERMAC) += i2c-powermac.o -# Embebbed system I2C/SMBus host controller drivers +# Embedded system I2C/SMBus host controller drivers obj-$(CONFIG_I2C_AT91) += i2c-at91.o obj-$(CONFIG_I2C_AU1550) += i2c-au1550.o obj-$(CONFIG_I2C_BLACKFIN_TWI) += i2c-bfin-twi.o @@ -46,6 +46,8 @@ obj-$(CONFIG_I2C_NOMADIK) += i2c-nomadik.o obj-$(CONFIG_I2C_OCORES) += i2c-ocores.o obj-$(CONFIG_I2C_OMAP) += i2c-omap.o obj-$(CONFIG_I2C_PASEMI) += i2c-pasemi.o +obj-$(CONFIG_I2C_PCA_PLATFORM) += i2c-pca-platform.o +obj-$(CONFIG_I2C_PMCMSP) += i2c-pmcmsp.o obj-$(CONFIG_I2C_PNX) += i2c-pnx.o obj-$(CONFIG_I2C_PXA) += i2c-pxa.o obj-$(CONFIG_I2C_S3C2410) += i2c-s3c2410.o @@ -68,8 +70,6 @@ obj-$(CONFIG_I2C_TINY_USB) += i2c-tiny-usb.o obj-$(CONFIG_I2C_ACORN) += i2c-acorn.o obj-$(CONFIG_I2C_ELEKTOR) += i2c-elektor.o obj-$(CONFIG_I2C_PCA_ISA) += i2c-pca-isa.o -obj-$(CONFIG_I2C_PCA_PLATFORM) += i2c-pca-platform.o -obj-$(CONFIG_I2C_PMCMSP) += i2c-pmcmsp.o obj-$(CONFIG_I2C_SIBYTE) += i2c-sibyte.o obj-$(CONFIG_I2C_STUB) += i2c-stub.o obj-$(CONFIG_SCx200_ACB) += scx200_acb.o diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index e0f833cca3f1..1cca2631e5b3 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -47,7 +47,6 @@ static DEFINE_MUTEX(core_lock); static DEFINE_IDR(i2c_adapter_idr); static struct device_type i2c_client_type; -static int i2c_check_addr(struct i2c_adapter *adapter, int addr); static int i2c_detect(struct i2c_adapter *adapter, struct i2c_driver *driver); /* ------------------------------------------------------------------------- */ @@ -371,6 +370,59 @@ struct i2c_client *i2c_verify_client(struct device *dev) EXPORT_SYMBOL(i2c_verify_client); +/* This is a permissive address validity check, I2C address map constraints + * are purposedly not enforced, except for the general call address. */ +static int i2c_check_client_addr_validity(const struct i2c_client *client) +{ + if (client->flags & I2C_CLIENT_TEN) { + /* 10-bit address, all values are valid */ + if (client->addr > 0x3ff) + return -EINVAL; + } else { + /* 7-bit address, reject the general call address */ + if (client->addr == 0x00 || client->addr > 0x7f) + return -EINVAL; + } + return 0; +} + +/* And this is a strict address validity check, used when probing. If a + * device uses a reserved address, then it shouldn't be probed. 7-bit + * addressing is assumed, 10-bit address devices are rare and should be + * explicitly enumerated. */ +static int i2c_check_addr_validity(unsigned short addr) +{ + /* + * Reserved addresses per I2C specification: + * 0x00 General call address / START byte + * 0x01 CBUS address + * 0x02 Reserved for different bus format + * 0x03 Reserved for future purposes + * 0x04-0x07 Hs-mode master code + * 0x78-0x7b 10-bit slave addressing + * 0x7c-0x7f Reserved for future purposes + */ + if (addr < 0x08 || addr > 0x77) + return -EINVAL; + return 0; +} + +static int __i2c_check_addr_busy(struct device *dev, void *addrp) +{ + struct i2c_client *client = i2c_verify_client(dev); + int addr = *(int *)addrp; + + if (client && client->addr == addr) + return -EBUSY; + return 0; +} + +static int i2c_check_addr_busy(struct i2c_adapter *adapter, int addr) +{ + return device_for_each_child(&adapter->dev, &addr, + __i2c_check_addr_busy); +} + /** * i2c_new_device - instantiate an i2c device * @adap: the adapter managing the device @@ -410,8 +462,16 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info) strlcpy(client->name, info->type, sizeof(client->name)); + /* Check for address validity */ + status = i2c_check_client_addr_validity(client); + if (status) { + dev_err(&adap->dev, "Invalid %d-bit I2C address 0x%02hx\n", + client->flags & I2C_CLIENT_TEN ? 10 : 7, client->addr); + goto out_err_silent; + } + /* Check for address business */ - status = i2c_check_addr(adap, client->addr); + status = i2c_check_addr_busy(adap, client->addr); if (status) goto out_err; @@ -436,6 +496,7 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info) out_err: dev_err(&adap->dev, "Failed to register i2c client %s at 0x%02x " "(%d)\n", client->name, client->addr, status); +out_err_silent: kfree(client); return NULL; } @@ -561,15 +622,9 @@ i2c_sysfs_new_device(struct device *dev, struct device_attribute *attr, return -EINVAL; } - if (info.addr < 0x03 || info.addr > 0x77) { - dev_err(dev, "%s: Invalid I2C address 0x%hx\n", "new_device", - info.addr); - return -EINVAL; - } - client = i2c_new_device(adap, &info); if (!client) - return -EEXIST; + return -EINVAL; /* Keep track of the added device */ i2c_lock_adapter(adap); @@ -1024,21 +1079,6 @@ EXPORT_SYMBOL(i2c_del_driver); /* ------------------------------------------------------------------------- */ -static int __i2c_check_addr(struct device *dev, void *addrp) -{ - struct i2c_client *client = i2c_verify_client(dev); - int addr = *(int *)addrp; - - if (client && client->addr == addr) - return -EBUSY; - return 0; -} - -static int i2c_check_addr(struct i2c_adapter *adapter, int addr) -{ - return device_for_each_child(&adapter->dev, &addr, __i2c_check_addr); -} - /** * i2c_use_client - increments the reference count of the i2c client structure * @client: the client being referenced @@ -1277,6 +1317,41 @@ EXPORT_SYMBOL(i2c_master_recv); * ---------------------------------------------------- */ +/* + * Legacy default probe function, mostly relevant for SMBus. The default + * probe method is a quick write, but it is known to corrupt the 24RF08 + * EEPROMs due to a state machine bug, and could also irreversibly + * write-protect some EEPROMs, so for address ranges 0x30-0x37 and 0x50-0x5f, + * we use a short byte read instead. Also, some bus drivers don't implement + * quick write, so we fallback to a byte read in that case too. + * On x86, there is another special case for FSC hardware monitoring chips, + * which want regular byte reads (address 0x73.) Fortunately, these are the + * only known chips using this I2C address on PC hardware. + * Returns 1 if probe succeeded, 0 if not. + */ +static int i2c_default_probe(struct i2c_adapter *adap, unsigned short addr) +{ + int err; + union i2c_smbus_data dummy; + +#ifdef CONFIG_X86 + if (addr == 0x73 && (adap->class & I2C_CLASS_HWMON) + && i2c_check_functionality(adap, I2C_FUNC_SMBUS_READ_BYTE_DATA)) + err = i2c_smbus_xfer(adap, addr, 0, I2C_SMBUS_READ, 0, + I2C_SMBUS_BYTE_DATA, &dummy); + else +#endif + if ((addr & ~0x07) == 0x30 || (addr & ~0x0f) == 0x50 + || !i2c_check_functionality(adap, I2C_FUNC_SMBUS_QUICK)) + err = i2c_smbus_xfer(adap, addr, 0, I2C_SMBUS_READ, 0, + I2C_SMBUS_BYTE, &dummy); + else + err = i2c_smbus_xfer(adap, addr, 0, I2C_SMBUS_WRITE, 0, + I2C_SMBUS_QUICK, NULL); + + return err >= 0; +} + static int i2c_detect_address(struct i2c_client *temp_client, struct i2c_driver *driver) { @@ -1286,34 +1361,20 @@ static int i2c_detect_address(struct i2c_client *temp_client, int err; /* Make sure the address is valid */ - if (addr < 0x03 || addr > 0x77) { + err = i2c_check_addr_validity(addr); + if (err) { dev_warn(&adapter->dev, "Invalid probe address 0x%02x\n", addr); - return -EINVAL; + return err; } /* Skip if already in use */ - if (i2c_check_addr(adapter, addr)) + if (i2c_check_addr_busy(adapter, addr)) return 0; /* Make sure there is something at this address */ - if (addr == 0x73 && (adapter->class & I2C_CLASS_HWMON)) { - /* Special probe for FSC hwmon chips */ - union i2c_smbus_data dummy; - - if (i2c_smbus_xfer(adapter, addr, 0, I2C_SMBUS_READ, 0, - I2C_SMBUS_BYTE_DATA, &dummy) < 0) - return 0; - } else { - if (i2c_smbus_xfer(adapter, addr, 0, I2C_SMBUS_WRITE, 0, - I2C_SMBUS_QUICK, NULL) < 0) - return 0; - - /* Prevent 24RF08 corruption */ - if ((addr & ~0x0f) == 0x50) - i2c_smbus_xfer(adapter, addr, 0, I2C_SMBUS_WRITE, 0, - I2C_SMBUS_QUICK, NULL); - } + if (!i2c_default_probe(adapter, addr)) + return 0; /* Finally call the custom detection function */ memset(&info, 0, sizeof(struct i2c_board_info)); @@ -1407,42 +1468,22 @@ i2c_new_probed_device(struct i2c_adapter *adap, for (i = 0; addr_list[i] != I2C_CLIENT_END; i++) { /* Check address validity */ - if (addr_list[i] < 0x03 || addr_list[i] > 0x77) { + if (i2c_check_addr_validity(addr_list[i]) < 0) { dev_warn(&adap->dev, "Invalid 7-bit address " "0x%02x\n", addr_list[i]); continue; } /* Check address availability */ - if (i2c_check_addr(adap, addr_list[i])) { + if (i2c_check_addr_busy(adap, addr_list[i])) { dev_dbg(&adap->dev, "Address 0x%02x already in " "use, not probing\n", addr_list[i]); continue; } - /* Test address responsiveness - The default probe method is a quick write, but it is known - to corrupt the 24RF08 EEPROMs due to a state machine bug, - and could also irreversibly write-protect some EEPROMs, so - for address ranges 0x30-0x37 and 0x50-0x5f, we use a byte - read instead. Also, some bus drivers don't implement - quick write, so we fallback to a byte read it that case - too. */ - if ((addr_list[i] & ~0x07) == 0x30 - || (addr_list[i] & ~0x0f) == 0x50 - || !i2c_check_functionality(adap, I2C_FUNC_SMBUS_QUICK)) { - union i2c_smbus_data data; - - if (i2c_smbus_xfer(adap, addr_list[i], 0, - I2C_SMBUS_READ, 0, - I2C_SMBUS_BYTE, &data) >= 0) - break; - } else { - if (i2c_smbus_xfer(adap, addr_list[i], 0, - I2C_SMBUS_WRITE, 0, - I2C_SMBUS_QUICK, NULL) >= 0) - break; - } + /* Test address responsiveness */ + if (i2c_default_probe(adap, addr_list[i])) + break; } if (addr_list[i] == I2C_CLIENT_END) { diff --git a/drivers/i2c/i2c-smbus.c b/drivers/i2c/i2c-smbus.c index a24e0bfe9201..f61ccc1e5ea3 100644 --- a/drivers/i2c/i2c-smbus.c +++ b/drivers/i2c/i2c-smbus.c @@ -173,7 +173,6 @@ static int smbalert_remove(struct i2c_client *ara) cancel_work_sync(&alert->alert); - i2c_set_clientdata(ara, NULL); kfree(alert); return 0; } diff --git a/drivers/input/keyboard/adp5588-keys.c b/drivers/input/keyboard/adp5588-keys.c index 4771ab172b59..744600eff222 100644 --- a/drivers/input/keyboard/adp5588-keys.c +++ b/drivers/input/keyboard/adp5588-keys.c @@ -287,7 +287,6 @@ static int __devexit adp5588_remove(struct i2c_client *client) free_irq(client->irq, kpad); cancel_delayed_work_sync(&kpad->work); input_unregister_device(kpad->input); - i2c_set_clientdata(client, NULL); kfree(kpad); return 0; diff --git a/drivers/input/keyboard/lm8323.c b/drivers/input/keyboard/lm8323.c index bc696931fed7..40b032f0e32c 100644 --- a/drivers/input/keyboard/lm8323.c +++ b/drivers/input/keyboard/lm8323.c @@ -778,8 +778,6 @@ static int __devexit lm8323_remove(struct i2c_client *client) struct lm8323_chip *lm = i2c_get_clientdata(client); int i; - i2c_set_clientdata(client, NULL); - disable_irq_wake(client->irq); free_irq(client->irq, lm); cancel_work_sync(&lm->work); diff --git a/drivers/input/keyboard/max7359_keypad.c b/drivers/input/keyboard/max7359_keypad.c index 7fc8185e5c1b..9091ff5ea808 100644 --- a/drivers/input/keyboard/max7359_keypad.c +++ b/drivers/input/keyboard/max7359_keypad.c @@ -265,7 +265,6 @@ static int __devexit max7359_remove(struct i2c_client *client) free_irq(client->irq, keypad); input_unregister_device(keypad->input_dev); - i2c_set_clientdata(client, NULL); kfree(keypad); return 0; diff --git a/drivers/input/keyboard/qt2160.c b/drivers/input/keyboard/qt2160.c index 31f30087b591..fac695157e8a 100644 --- a/drivers/input/keyboard/qt2160.c +++ b/drivers/input/keyboard/qt2160.c @@ -358,7 +358,6 @@ static int __devexit qt2160_remove(struct i2c_client *client) input_unregister_device(qt2160->input); kfree(qt2160); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/input/keyboard/tca6416-keypad.c b/drivers/input/keyboard/tca6416-keypad.c index 493c93f25e2a..00137bebcf97 100644 --- a/drivers/input/keyboard/tca6416-keypad.c +++ b/drivers/input/keyboard/tca6416-keypad.c @@ -316,8 +316,6 @@ static int __devexit tca6416_keypad_remove(struct i2c_client *client) input_unregister_device(chip->input); kfree(chip); - i2c_set_clientdata(client, NULL); - return 0; } diff --git a/drivers/input/misc/ad714x-i2c.c b/drivers/input/misc/ad714x-i2c.c index e9adbe49f6a4..2bef8fa56c94 100644 --- a/drivers/input/misc/ad714x-i2c.c +++ b/drivers/input/misc/ad714x-i2c.c @@ -97,7 +97,6 @@ static int __devexit ad714x_i2c_remove(struct i2c_client *client) struct ad714x_chip *chip = i2c_get_clientdata(client); ad714x_remove(chip); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/input/misc/pcf8574_keypad.c b/drivers/input/misc/pcf8574_keypad.c index 5c3ac4e0b055..0ac47d2898ec 100644 --- a/drivers/input/misc/pcf8574_keypad.c +++ b/drivers/input/misc/pcf8574_keypad.c @@ -168,8 +168,6 @@ static int __devexit pcf8574_kp_remove(struct i2c_client *client) input_unregister_device(lp->idev); kfree(lp); - i2c_set_clientdata(client, NULL); - return 0; } diff --git a/drivers/input/mouse/synaptics_i2c.c b/drivers/input/mouse/synaptics_i2c.c index 8291e7399ffa..0ae62f0bcb32 100644 --- a/drivers/input/mouse/synaptics_i2c.c +++ b/drivers/input/mouse/synaptics_i2c.c @@ -613,7 +613,6 @@ static int __devexit synaptics_i2c_remove(struct i2c_client *client) free_irq(client->irq, touch); input_unregister_device(touch->input); - i2c_set_clientdata(client, NULL); kfree(touch); return 0; diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c index 794d070c6900..4b32fb4704cd 100644 --- a/drivers/input/touchscreen/ad7879.c +++ b/drivers/input/touchscreen/ad7879.c @@ -812,10 +812,8 @@ static int __devinit ad7879_probe(struct i2c_client *client, ts->bus = client; error = ad7879_construct(client, ts); - if (error) { - i2c_set_clientdata(client, NULL); + if (error) kfree(ts); - } return error; } @@ -825,7 +823,6 @@ static int __devexit ad7879_remove(struct i2c_client *client) struct ad7879 *ts = dev_get_drvdata(&client->dev); ad7879_destroy(client, ts); - i2c_set_clientdata(client, NULL); kfree(ts); return 0; diff --git a/drivers/input/touchscreen/eeti_ts.c b/drivers/input/touchscreen/eeti_ts.c index 75f8b73010fa..7a3a916f84a8 100644 --- a/drivers/input/touchscreen/eeti_ts.c +++ b/drivers/input/touchscreen/eeti_ts.c @@ -238,7 +238,6 @@ err2: input = NULL; /* so we dont try to free it below */ err1: input_free_device(input); - i2c_set_clientdata(client, NULL); kfree(priv); err0: return err; @@ -256,7 +255,6 @@ static int __devexit eeti_ts_remove(struct i2c_client *client) enable_irq(priv->irq); input_unregister_device(priv->input); - i2c_set_clientdata(client, NULL); kfree(priv); return 0; diff --git a/drivers/input/touchscreen/mcs5000_ts.c b/drivers/input/touchscreen/mcs5000_ts.c index ce8ab0269f6f..1fb0c2f06a44 100644 --- a/drivers/input/touchscreen/mcs5000_ts.c +++ b/drivers/input/touchscreen/mcs5000_ts.c @@ -256,7 +256,6 @@ static int __devexit mcs5000_ts_remove(struct i2c_client *client) free_irq(client->irq, data); input_unregister_device(data->input_dev); kfree(data); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/input/touchscreen/tsc2007.c b/drivers/input/touchscreen/tsc2007.c index 769b479fcaa6..be23780e8a3e 100644 --- a/drivers/input/touchscreen/tsc2007.c +++ b/drivers/input/touchscreen/tsc2007.c @@ -347,8 +347,6 @@ static int __devexit tsc2007_remove(struct i2c_client *client) struct tsc2007 *ts = i2c_get_clientdata(client); struct tsc2007_platform_data *pdata = client->dev.platform_data; - i2c_set_clientdata(client, NULL); - tsc2007_free_irq(ts); if (pdata->exit_platform_hw) diff --git a/drivers/leds/leds-bd2802.c b/drivers/leds/leds-bd2802.c index 286b501a3573..5dcdf9d69b3a 100644 --- a/drivers/leds/leds-bd2802.c +++ b/drivers/leds/leds-bd2802.c @@ -742,7 +742,6 @@ failed_unregister_dev_file: for (i--; i >= 0; i--) device_remove_file(&led->client->dev, bd2802_attributes[i]); failed_free: - i2c_set_clientdata(client, NULL); kfree(led); return ret; @@ -759,7 +758,6 @@ static int __exit bd2802_remove(struct i2c_client *client) bd2802_disable_adv_conf(led); for (i = 0; i < ARRAY_SIZE(bd2802_attributes); i++) device_remove_file(&led->client->dev, bd2802_attributes[i]); - i2c_set_clientdata(client, NULL); kfree(led); return 0; diff --git a/drivers/leds/leds-lp3944.c b/drivers/leds/leds-lp3944.c index 932a58da76c4..9010c054615e 100644 --- a/drivers/leds/leds-lp3944.c +++ b/drivers/leds/leds-lp3944.c @@ -432,7 +432,6 @@ static int __devexit lp3944_remove(struct i2c_client *client) } kfree(data); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c index 6682175fa9f7..43d08756d823 100644 --- a/drivers/leds/leds-pca9532.c +++ b/drivers/leds/leds-pca9532.c @@ -320,10 +320,8 @@ static int pca9532_probe(struct i2c_client *client, mutex_init(&data->update_lock); err = pca9532_configure(client, data, pca9532_pdata); - if (err) { + if (err) kfree(data); - i2c_set_clientdata(client, NULL); - } return err; } @@ -351,7 +349,6 @@ static int pca9532_remove(struct i2c_client *client) } kfree(data); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/leds/leds-pca955x.c b/drivers/leds/leds-pca955x.c index 8ff50f234190..66aa3e8e786f 100644 --- a/drivers/leds/leds-pca955x.c +++ b/drivers/leds/leds-pca955x.c @@ -342,7 +342,6 @@ exit: } kfree(pca955x); - i2c_set_clientdata(client, NULL); return err; } @@ -358,7 +357,6 @@ static int __devexit pca955x_remove(struct i2c_client *client) } kfree(pca955x); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/macintosh/therm_adt746x.c b/drivers/macintosh/therm_adt746x.c index 16d82f17ae82..c42eeb43042d 100644 --- a/drivers/macintosh/therm_adt746x.c +++ b/drivers/macintosh/therm_adt746x.c @@ -182,7 +182,6 @@ remove_thermostat(struct i2c_client *client) thermostat = NULL; - i2c_set_clientdata(client, NULL); kfree(th); return 0; @@ -400,7 +399,6 @@ static int probe_thermostat(struct i2c_client *client, rc = read_reg(th, CONFIG_REG); if (rc < 0) { dev_err(&client->dev, "Thermostat failed to read config!\n"); - i2c_set_clientdata(client, NULL); kfree(th); return -ENODEV; } diff --git a/drivers/macintosh/windfarm_lm75_sensor.c b/drivers/macintosh/windfarm_lm75_sensor.c index d8257d35afde..647c6add2193 100644 --- a/drivers/macintosh/windfarm_lm75_sensor.c +++ b/drivers/macintosh/windfarm_lm75_sensor.c @@ -107,10 +107,8 @@ static int wf_lm75_probe(struct i2c_client *client, i2c_set_clientdata(client, lm); rc = wf_register_sensor(&lm->sens); - if (rc) { - i2c_set_clientdata(client, NULL); + if (rc) kfree(lm); - } return rc; } @@ -216,7 +214,6 @@ static int wf_lm75_remove(struct i2c_client *client) /* release sensor */ wf_unregister_sensor(&lm->sens); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/macintosh/windfarm_max6690_sensor.c b/drivers/macintosh/windfarm_max6690_sensor.c index b486eb929fde..8204113268f4 100644 --- a/drivers/macintosh/windfarm_max6690_sensor.c +++ b/drivers/macintosh/windfarm_max6690_sensor.c @@ -81,7 +81,6 @@ static int wf_max6690_probe(struct i2c_client *client, rc = wf_register_sensor(&max->sens); if (rc) { - i2c_set_clientdata(client, NULL); kfree(max); } diff --git a/drivers/macintosh/windfarm_smu_sat.c b/drivers/macintosh/windfarm_smu_sat.c index e20330a28959..65a8ff3e1f8e 100644 --- a/drivers/macintosh/windfarm_smu_sat.c +++ b/drivers/macintosh/windfarm_smu_sat.c @@ -376,7 +376,6 @@ static int wf_sat_remove(struct i2c_client *client) /* XXX TODO */ sat->i2c = NULL; - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c b/drivers/media/radio/si470x/radio-si470x-i2c.c index a5844d08d8b7..67a4ec8768a6 100644 --- a/drivers/media/radio/si470x/radio-si470x-i2c.c +++ b/drivers/media/radio/si470x/radio-si470x-i2c.c @@ -482,7 +482,6 @@ static __devexit int si470x_i2c_remove(struct i2c_client *client) cancel_work_sync(&radio->radio_work); video_unregister_device(radio->videodev); kfree(radio); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/media/video/mt9m001.c b/drivers/media/video/mt9m001.c index b62c0bd3f8ea..e3b9a8ab37f4 100644 --- a/drivers/media/video/mt9m001.c +++ b/drivers/media/video/mt9m001.c @@ -785,7 +785,6 @@ static int mt9m001_probe(struct i2c_client *client, ret = mt9m001_video_probe(icd, client); if (ret) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(mt9m001); } @@ -799,7 +798,6 @@ static int mt9m001_remove(struct i2c_client *client) icd->ops = NULL; mt9m001_video_remove(icd); - i2c_set_clientdata(client, NULL); client->driver = NULL; kfree(mt9m001); diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c index d35f536f9fc3..e42162c50f0a 100644 --- a/drivers/media/video/mt9m111.c +++ b/drivers/media/video/mt9m111.c @@ -1068,7 +1068,6 @@ static int mt9m111_probe(struct i2c_client *client, ret = mt9m111_video_probe(icd, client); if (ret) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(mt9m111); } @@ -1081,7 +1080,6 @@ static int mt9m111_remove(struct i2c_client *client) struct soc_camera_device *icd = client->dev.platform_data; icd->ops = NULL; - i2c_set_clientdata(client, NULL); client->driver = NULL; kfree(mt9m111); diff --git a/drivers/media/video/mt9t031.c b/drivers/media/video/mt9t031.c index 78b4e091d2d5..9f5ff2547f19 100644 --- a/drivers/media/video/mt9t031.c +++ b/drivers/media/video/mt9t031.c @@ -883,7 +883,6 @@ static int mt9t031_probe(struct i2c_client *client, if (ret) { if (icd) icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(mt9t031); } @@ -897,7 +896,6 @@ static int mt9t031_remove(struct i2c_client *client) if (icd) icd->ops = NULL; - i2c_set_clientdata(client, NULL); client->driver = NULL; kfree(mt9t031); diff --git a/drivers/media/video/mt9t112.c b/drivers/media/video/mt9t112.c index 7438f8d775ba..aa4fce95098f 100644 --- a/drivers/media/video/mt9t112.c +++ b/drivers/media/video/mt9t112.c @@ -1119,7 +1119,6 @@ static int mt9t112_probe(struct i2c_client *client, ret = mt9t112_camera_probe(icd, client); if (ret) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); } @@ -1132,7 +1131,6 @@ static int mt9t112_remove(struct i2c_client *client) struct soc_camera_device *icd = client->dev.platform_data; icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); return 0; } diff --git a/drivers/media/video/mt9v022.c b/drivers/media/video/mt9v022.c index e5bae4c9393b..fb44ff006628 100644 --- a/drivers/media/video/mt9v022.c +++ b/drivers/media/video/mt9v022.c @@ -920,7 +920,6 @@ static int mt9v022_probe(struct i2c_client *client, ret = mt9v022_video_probe(icd, client); if (ret) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(mt9v022); } @@ -934,7 +933,6 @@ static int mt9v022_remove(struct i2c_client *client) icd->ops = NULL; mt9v022_video_remove(icd); - i2c_set_clientdata(client, NULL); client->driver = NULL; kfree(mt9v022); diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c index 7f8ece30c77b..c33acc94b747 100644 --- a/drivers/media/video/ov772x.c +++ b/drivers/media/video/ov772x.c @@ -1159,7 +1159,6 @@ static int ov772x_probe(struct i2c_client *client, ret = ov772x_video_probe(icd, client); if (ret) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); } @@ -1172,7 +1171,6 @@ static int ov772x_remove(struct i2c_client *client) struct soc_camera_device *icd = client->dev.platform_data; icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); return 0; } diff --git a/drivers/media/video/ov9640.c b/drivers/media/video/ov9640.c index 36599a65f548..035e9ecb0c75 100644 --- a/drivers/media/video/ov9640.c +++ b/drivers/media/video/ov9640.c @@ -783,7 +783,6 @@ static int ov9640_probe(struct i2c_client *client, if (ret) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); } @@ -794,7 +793,6 @@ static int ov9640_remove(struct i2c_client *client) { struct ov9640_priv *priv = i2c_get_clientdata(client); - i2c_set_clientdata(client, NULL); kfree(priv); return 0; } diff --git a/drivers/media/video/rj54n1cb0c.c b/drivers/media/video/rj54n1cb0c.c index bbd9c11e2c5a..2c3b58c99e18 100644 --- a/drivers/media/video/rj54n1cb0c.c +++ b/drivers/media/video/rj54n1cb0c.c @@ -1444,7 +1444,6 @@ static int rj54n1_probe(struct i2c_client *client, ret = rj54n1_video_probe(icd, client, rj54n1_priv); if (ret < 0) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(rj54n1); return ret; } @@ -1461,7 +1460,6 @@ static int rj54n1_remove(struct i2c_client *client) icd->ops = NULL; if (icl->free_bus) icl->free_bus(icl); - i2c_set_clientdata(client, NULL); client->driver = NULL; kfree(rj54n1); diff --git a/drivers/media/video/tcm825x.c b/drivers/media/video/tcm825x.c index b90e9da3167d..54681a535822 100644 --- a/drivers/media/video/tcm825x.c +++ b/drivers/media/video/tcm825x.c @@ -850,7 +850,6 @@ static int tcm825x_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct tcm825x_sensor *sensor = &tcm825x; - int rval; if (i2c_get_clientdata(client)) return -EBUSY; @@ -871,11 +870,7 @@ static int tcm825x_probe(struct i2c_client *client, sensor->pix.height = tcm825x_sizes[QVGA].height; sensor->pix.pixelformat = V4L2_PIX_FMT_RGB565; - rval = v4l2_int_device_register(sensor->v4l2_int_device); - if (rval) - i2c_set_clientdata(client, NULL); - - return rval; + return v4l2_int_device_register(sensor->v4l2_int_device); } static int tcm825x_remove(struct i2c_client *client) @@ -886,7 +881,6 @@ static int tcm825x_remove(struct i2c_client *client) return -ENODEV; /* our client isn't attached */ v4l2_int_device_unregister(sensor->v4l2_int_device); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/media/video/tw9910.c b/drivers/media/video/tw9910.c index 76be733eabfd..6eb3395def07 100644 --- a/drivers/media/video/tw9910.c +++ b/drivers/media/video/tw9910.c @@ -977,7 +977,6 @@ static int tw9910_probe(struct i2c_client *client, ret = tw9910_video_probe(icd, client); if (ret) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); } @@ -990,7 +989,6 @@ static int tw9910_remove(struct i2c_client *client) struct soc_camera_device *icd = client->dev.platform_data; icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); return 0; } diff --git a/drivers/mfd/88pm860x-i2c.c b/drivers/mfd/88pm860x-i2c.c index c933b64d1283..bc02e6b21608 100644 --- a/drivers/mfd/88pm860x-i2c.c +++ b/drivers/mfd/88pm860x-i2c.c @@ -200,8 +200,6 @@ static int __devexit pm860x_remove(struct i2c_client *client) pm860x_device_exit(chip); i2c_unregister_device(chip->companion); - i2c_set_clientdata(chip->client, NULL); - i2c_set_clientdata(client, NULL); kfree(chip); return 0; } diff --git a/drivers/mfd/ab3100-core.c b/drivers/mfd/ab3100-core.c index 53ebfee548fa..66379b413906 100644 --- a/drivers/mfd/ab3100-core.c +++ b/drivers/mfd/ab3100-core.c @@ -957,7 +957,6 @@ static int __init ab3100_probe(struct i2c_client *client, i2c_unregister_device(ab3100->testreg_client); exit_no_testreg_client: exit_no_detect: - i2c_set_clientdata(client, NULL); kfree(ab3100); return err; } @@ -979,7 +978,6 @@ static int __exit ab3100_remove(struct i2c_client *client) * their notifiers so deactivate IRQ */ free_irq(client->irq, ab3100); - i2c_set_clientdata(client, NULL); kfree(ab3100); return 0; } diff --git a/drivers/mfd/ab3550-core.c b/drivers/mfd/ab3550-core.c index 1060f8e1c40a..f54ab62e7bc6 100644 --- a/drivers/mfd/ab3550-core.c +++ b/drivers/mfd/ab3550-core.c @@ -1362,7 +1362,6 @@ static int __exit ab3550_remove(struct i2c_client *client) * their notifiers so deactivate IRQ */ free_irq(client->irq, ab); - i2c_set_clientdata(client, NULL); kfree(ab); return 0; } diff --git a/drivers/mfd/adp5520.c b/drivers/mfd/adp5520.c index 005532865654..3122139b4300 100644 --- a/drivers/mfd/adp5520.c +++ b/drivers/mfd/adp5520.c @@ -302,7 +302,6 @@ out_free_irq: free_irq(chip->irq, chip); out_free_chip: - i2c_set_clientdata(client, NULL); kfree(chip); return ret; @@ -317,7 +316,6 @@ static int __devexit adp5520_remove(struct i2c_client *client) adp5520_remove_subdevs(chip); adp5520_write(chip->dev, ADP5520_MODE_STATUS, 0); - i2c_set_clientdata(client, NULL); kfree(chip); return 0; } diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c index 3ad915d0589c..c07aece900fb 100644 --- a/drivers/mfd/da903x.c +++ b/drivers/mfd/da903x.c @@ -534,7 +534,6 @@ static int __devinit da903x_probe(struct i2c_client *client, out_free_irq: free_irq(client->irq, chip); out_free_chip: - i2c_set_clientdata(client, NULL); kfree(chip); return ret; } @@ -544,7 +543,6 @@ static int __devexit da903x_remove(struct i2c_client *client) struct da903x_chip *chip = i2c_get_clientdata(client); da903x_remove_subdevs(chip); - i2c_set_clientdata(client, NULL); kfree(chip); return 0; } diff --git a/drivers/mfd/max8925-i2c.c b/drivers/mfd/max8925-i2c.c index e73f3f5252a8..0219115e00c7 100644 --- a/drivers/mfd/max8925-i2c.c +++ b/drivers/mfd/max8925-i2c.c @@ -173,7 +173,6 @@ static int __devexit max8925_remove(struct i2c_client *client) max8925_device_exit(chip); i2c_unregister_device(chip->adc); i2c_unregister_device(chip->rtc); - i2c_set_clientdata(chip->i2c, NULL); kfree(chip); return 0; } diff --git a/drivers/mfd/menelaus.c b/drivers/mfd/menelaus.c index 721948be12c7..a3fb4bcb9889 100644 --- a/drivers/mfd/menelaus.c +++ b/drivers/mfd/menelaus.c @@ -1228,7 +1228,6 @@ fail2: free_irq(client->irq, menelaus); flush_scheduled_work(); fail1: - i2c_set_clientdata(client, NULL); kfree(menelaus); return err; } @@ -1238,7 +1237,6 @@ static int __exit menelaus_remove(struct i2c_client *client) struct menelaus_chip *menelaus = i2c_get_clientdata(client); free_irq(client->irq, menelaus); - i2c_set_clientdata(client, NULL); kfree(menelaus); the_menelaus = NULL; return 0; diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c index 704736e6e9b9..23e585527285 100644 --- a/drivers/mfd/pcf50633-core.c +++ b/drivers/mfd/pcf50633-core.c @@ -336,7 +336,6 @@ static int __devinit pcf50633_probe(struct i2c_client *client, return 0; err_free: - i2c_set_clientdata(client, NULL); kfree(pcf); return ret; @@ -357,7 +356,6 @@ static int __devexit pcf50633_remove(struct i2c_client *client) for (i = 0; i < PCF50633_NUM_REGULATORS; i++) platform_device_unregister(pcf->regulator_pdev[i]); - i2c_set_clientdata(client, NULL); kfree(pcf); return 0; diff --git a/drivers/mfd/tc35892.c b/drivers/mfd/tc35892.c index 715f095dd7a6..e619e2a55997 100644 --- a/drivers/mfd/tc35892.c +++ b/drivers/mfd/tc35892.c @@ -296,7 +296,6 @@ out_freeirq: out_removeirq: tc35892_irq_remove(tc35892); out_free: - i2c_set_clientdata(i2c, NULL); kfree(tc35892); return ret; } @@ -310,7 +309,6 @@ static int __devexit tc35892_remove(struct i2c_client *client) free_irq(tc35892->i2c->irq, tc35892); tc35892_irq_remove(tc35892); - i2c_set_clientdata(client, NULL); kfree(tc35892); return 0; diff --git a/drivers/mfd/tps65010.c b/drivers/mfd/tps65010.c index 9b22a77f70f5..d0016b67d125 100644 --- a/drivers/mfd/tps65010.c +++ b/drivers/mfd/tps65010.c @@ -530,7 +530,6 @@ static int __exit tps65010_remove(struct i2c_client *client) cancel_delayed_work(&tps->work); flush_scheduled_work(); debugfs_remove(tps->file); - i2c_set_clientdata(client, NULL); kfree(tps); the_tps = NULL; return 0; diff --git a/drivers/mfd/wm8350-i2c.c b/drivers/mfd/wm8350-i2c.c index 7795af4b1fe1..5fe5de166adb 100644 --- a/drivers/mfd/wm8350-i2c.c +++ b/drivers/mfd/wm8350-i2c.c @@ -80,7 +80,6 @@ static int wm8350_i2c_probe(struct i2c_client *i2c, return ret; err: - i2c_set_clientdata(i2c, NULL); kfree(wm8350); return ret; } @@ -90,7 +89,6 @@ static int wm8350_i2c_remove(struct i2c_client *i2c) struct wm8350 *wm8350 = i2c_get_clientdata(i2c); wm8350_device_exit(wm8350); - i2c_set_clientdata(i2c, NULL); kfree(wm8350); return 0; diff --git a/drivers/mfd/wm8400-core.c b/drivers/mfd/wm8400-core.c index e08aafa663dc..1bfef4846b07 100644 --- a/drivers/mfd/wm8400-core.c +++ b/drivers/mfd/wm8400-core.c @@ -415,7 +415,6 @@ static int wm8400_i2c_probe(struct i2c_client *i2c, return 0; struct_err: - i2c_set_clientdata(i2c, NULL); kfree(wm8400); err: return ret; @@ -426,7 +425,6 @@ static int wm8400_i2c_remove(struct i2c_client *i2c) struct wm8400 *wm8400 = i2c_get_clientdata(i2c); wm8400_release(wm8400); - i2c_set_clientdata(i2c, NULL); kfree(wm8400); return 0; diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c index f7ca3a42b490..559b0b3c16c3 100644 --- a/drivers/misc/eeprom/at24.c +++ b/drivers/misc/eeprom/at24.c @@ -643,7 +643,6 @@ static int __devexit at24_remove(struct i2c_client *client) kfree(at24->writebuf); kfree(at24); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/mtd/maps/pismo.c b/drivers/mtd/maps/pismo.c index eb476b7f8d11..f4ce273e93fd 100644 --- a/drivers/mtd/maps/pismo.c +++ b/drivers/mtd/maps/pismo.c @@ -234,7 +234,6 @@ static int __devexit pismo_remove(struct i2c_client *client) /* FIXME: set_vpp needs saner arguments */ pismo_setvpp_remove_fix(pismo); - i2c_set_clientdata(client, NULL); kfree(pismo); return 0; @@ -286,7 +285,6 @@ static int __devinit pismo_probe(struct i2c_client *client, return 0; exit_free: - i2c_set_clientdata(client, NULL); kfree(pismo); return ret; } diff --git a/drivers/power/max17040_battery.c b/drivers/power/max17040_battery.c index f3e22c9fe20a..2f2f9a6f54fa 100644 --- a/drivers/power/max17040_battery.c +++ b/drivers/power/max17040_battery.c @@ -225,7 +225,6 @@ static int __devinit max17040_probe(struct i2c_client *client, ret = power_supply_register(&client->dev, &chip->battery); if (ret) { dev_err(&client->dev, "failed: power supply register\n"); - i2c_set_clientdata(client, NULL); kfree(chip); return ret; } @@ -245,7 +244,6 @@ static int __devexit max17040_remove(struct i2c_client *client) power_supply_unregister(&chip->battery); cancel_delayed_work(&chip->work); - i2c_set_clientdata(client, NULL); kfree(chip); return 0; } diff --git a/drivers/regulator/lp3971.c b/drivers/regulator/lp3971.c index 671a7d1f1f0e..8ae3732eb24b 100644 --- a/drivers/regulator/lp3971.c +++ b/drivers/regulator/lp3971.c @@ -519,8 +519,6 @@ static int __devexit lp3971_i2c_remove(struct i2c_client *i2c) struct lp3971 *lp3971 = i2c_get_clientdata(i2c); int i; - i2c_set_clientdata(i2c, NULL); - for (i = 0; i < lp3971->num_regulators; i++) regulator_unregister(lp3971->rdev[i]); diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c index b3c1afc16889..2b54d9d75f11 100644 --- a/drivers/regulator/max1586.c +++ b/drivers/regulator/max1586.c @@ -244,7 +244,6 @@ static int __devexit max1586_pmic_remove(struct i2c_client *client) for (i = 0; i <= MAX1586_V6; i++) if (rdev[i]) regulator_unregister(rdev[i]); - i2c_set_clientdata(client, NULL); kfree(rdev); return 0; diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c index bfc4c5ffdc96..4520ace3f7e7 100644 --- a/drivers/regulator/max8649.c +++ b/drivers/regulator/max8649.c @@ -357,7 +357,6 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client, dev_info(info->dev, "Max8649 regulator device is detected.\n"); return 0; out: - i2c_set_clientdata(client, NULL); kfree(info); return ret; } @@ -369,7 +368,6 @@ static int __devexit max8649_regulator_remove(struct i2c_client *client) if (info) { if (info->regulator) regulator_unregister(info->regulator); - i2c_set_clientdata(client, NULL); kfree(info); } diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c index 3790b21879ff..d97220efae5a 100644 --- a/drivers/regulator/max8660.c +++ b/drivers/regulator/max8660.c @@ -471,7 +471,6 @@ static int __devexit max8660_remove(struct i2c_client *client) for (i = 0; i < MAX8660_V_END; i++) if (rdev[i]) regulator_unregister(rdev[i]); - i2c_set_clientdata(client, NULL); kfree(rdev); return 0; diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c index 8e2f2098b005..f50afc9f287a 100644 --- a/drivers/regulator/tps65023-regulator.c +++ b/drivers/regulator/tps65023-regulator.c @@ -538,9 +538,6 @@ static int __devexit tps_65023_remove(struct i2c_client *client) struct tps_pmic *tps = i2c_get_clientdata(client); int i; - /* clear the client data in i2c */ - i2c_set_clientdata(client, NULL); - for (i = 0; i < TPS65023_NUM_REGULATOR; i++) regulator_unregister(tps->rdev[i]); diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c index 61945734ad00..1f0007fd4431 100644 --- a/drivers/rtc/rtc-ds1374.c +++ b/drivers/rtc/rtc-ds1374.c @@ -403,7 +403,6 @@ out_irq: free_irq(client->irq, client); out_free: - i2c_set_clientdata(client, NULL); kfree(ds1374); return ret; } @@ -422,7 +421,6 @@ static int __devexit ds1374_remove(struct i2c_client *client) } rtc_device_unregister(ds1374->rtc); - i2c_set_clientdata(client, NULL); kfree(ds1374); return 0; } diff --git a/drivers/rtc/rtc-rx8025.c b/drivers/rtc/rtc-rx8025.c index b65c82f792d9..789f62f9b47d 100644 --- a/drivers/rtc/rtc-rx8025.c +++ b/drivers/rtc/rtc-rx8025.c @@ -632,7 +632,6 @@ errout_reg: rtc_device_unregister(rx8025->rtc); errout_free: - i2c_set_clientdata(client, NULL); kfree(rx8025); errout: @@ -656,7 +655,6 @@ static int __devexit rx8025_remove(struct i2c_client *client) rx8025_sysfs_unregister(&client->dev); rtc_device_unregister(rx8025->rtc); - i2c_set_clientdata(client, NULL); kfree(rx8025); return 0; } diff --git a/drivers/rtc/rtc-s35390a.c b/drivers/rtc/rtc-s35390a.c index def4d396d0b0..f789e002c9b0 100644 --- a/drivers/rtc/rtc-s35390a.c +++ b/drivers/rtc/rtc-s35390a.c @@ -275,7 +275,6 @@ exit_dummy: if (s35390a->client[i]) i2c_unregister_device(s35390a->client[i]); kfree(s35390a); - i2c_set_clientdata(client, NULL); exit: return err; @@ -292,7 +291,6 @@ static int s35390a_remove(struct i2c_client *client) rtc_device_unregister(s35390a->rtc); kfree(s35390a); - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/staging/dream/synaptics_i2c_rmi.c b/drivers/staging/dream/synaptics_i2c_rmi.c index 1f020dad6234..3320359408a9 100644 --- a/drivers/staging/dream/synaptics_i2c_rmi.c +++ b/drivers/staging/dream/synaptics_i2c_rmi.c @@ -519,7 +519,6 @@ err_input_register_device_failed: err_input_dev_alloc_failed: err_detect_failed: err_power_failed: - i2c_set_clientdata(client, NULL); kfree(ts); err_alloc_data_failed: err_check_functionality_failed: @@ -537,7 +536,6 @@ static int synaptics_ts_remove(struct i2c_client *client) else hrtimer_cancel(&ts->timer); input_unregister_device(ts->input_dev); - i2c_set_clientdata(client, NULL); kfree(ts); return 0; } diff --git a/drivers/staging/go7007/wis-saa7113.c b/drivers/staging/go7007/wis-saa7113.c index bd925457f8b7..72f5c1f56d19 100644 --- a/drivers/staging/go7007/wis-saa7113.c +++ b/drivers/staging/go7007/wis-saa7113.c @@ -289,7 +289,6 @@ static int wis_saa7113_probe(struct i2c_client *client, if (write_regs(client, initial_registers) < 0) { printk(KERN_ERR "wis-saa7113: error initializing SAA7113\n"); - i2c_set_clientdata(client, NULL); kfree(dec); return -ENODEV; } @@ -301,7 +300,6 @@ static int wis_saa7113_remove(struct i2c_client *client) { struct wis_saa7113 *dec = i2c_get_clientdata(client); - i2c_set_clientdata(client, NULL); kfree(dec); return 0; } diff --git a/drivers/staging/go7007/wis-saa7115.c b/drivers/staging/go7007/wis-saa7115.c index b2eb804c1954..cd950b61cf70 100644 --- a/drivers/staging/go7007/wis-saa7115.c +++ b/drivers/staging/go7007/wis-saa7115.c @@ -422,7 +422,6 @@ static int wis_saa7115_probe(struct i2c_client *client, if (write_regs(client, initial_registers) < 0) { printk(KERN_ERR "wis-saa7115: error initializing SAA7115\n"); - i2c_set_clientdata(client, NULL); kfree(dec); return -ENODEV; } @@ -434,7 +433,6 @@ static int wis_saa7115_remove(struct i2c_client *client) { struct wis_saa7115 *dec = i2c_get_clientdata(client); - i2c_set_clientdata(client, NULL); kfree(dec); return 0; } diff --git a/drivers/staging/go7007/wis-sony-tuner.c b/drivers/staging/go7007/wis-sony-tuner.c index b1013291190f..981c9b311b8b 100644 --- a/drivers/staging/go7007/wis-sony-tuner.c +++ b/drivers/staging/go7007/wis-sony-tuner.c @@ -684,7 +684,6 @@ static int wis_sony_tuner_remove(struct i2c_client *client) { struct wis_sony_tuner *t = i2c_get_clientdata(client); - i2c_set_clientdata(client, NULL); kfree(t); return 0; } diff --git a/drivers/staging/go7007/wis-tw2804.c b/drivers/staging/go7007/wis-tw2804.c index 315268d130dd..ee28a99dc388 100644 --- a/drivers/staging/go7007/wis-tw2804.c +++ b/drivers/staging/go7007/wis-tw2804.c @@ -323,7 +323,6 @@ static int wis_tw2804_remove(struct i2c_client *client) { struct wis_tw2804 *dec = i2c_get_clientdata(client); - i2c_set_clientdata(client, NULL); kfree(dec); return 0; } diff --git a/drivers/staging/go7007/wis-tw9903.c b/drivers/staging/go7007/wis-tw9903.c index 2afea09091b9..80d47269b1c0 100644 --- a/drivers/staging/go7007/wis-tw9903.c +++ b/drivers/staging/go7007/wis-tw9903.c @@ -294,7 +294,6 @@ static int wis_tw9903_probe(struct i2c_client *client, if (write_regs(client, initial_registers) < 0) { printk(KERN_ERR "wis-tw9903: error initializing TW9903\n"); - i2c_set_clientdata(client, NULL); kfree(dec); return -ENODEV; } @@ -306,7 +305,6 @@ static int wis_tw9903_remove(struct i2c_client *client) { struct wis_tw9903 *dec = i2c_get_clientdata(client); - i2c_set_clientdata(client, NULL); kfree(dec); return 0; } diff --git a/drivers/staging/iio/adc/max1363_core.c b/drivers/staging/iio/adc/max1363_core.c index 20e267448d1f..905f8560d31f 100644 --- a/drivers/staging/iio/adc/max1363_core.c +++ b/drivers/staging/iio/adc/max1363_core.c @@ -1011,7 +1011,6 @@ error_put_reg: if (!IS_ERR(st->reg)) regulator_put(st->reg); error_free_st: - i2c_set_clientdata(client, NULL); kfree(st); error_ret: @@ -1030,7 +1029,6 @@ static int max1363_remove(struct i2c_client *client) regulator_disable(st->reg); regulator_put(st->reg); } - i2c_set_clientdata(client, NULL); kfree(st); return 0; diff --git a/drivers/staging/iio/light/tsl2563.c b/drivers/staging/iio/light/tsl2563.c index 43aaacff4e74..e4b0a5ef1c1f 100644 --- a/drivers/staging/iio/light/tsl2563.c +++ b/drivers/staging/iio/light/tsl2563.c @@ -694,7 +694,6 @@ static int __devinit tsl2563_probe(struct i2c_client *client, fail2: iio_device_unregister(chip->indio_dev); fail1: - i2c_set_clientdata(client, NULL); kfree(chip); return err; } @@ -705,7 +704,6 @@ static int tsl2563_remove(struct i2c_client *client) iio_device_unregister(chip->indio_dev); - i2c_set_clientdata(client, NULL); kfree(chip); return 0; } diff --git a/drivers/video/backlight/adp8860_bl.c b/drivers/video/backlight/adp8860_bl.c index 921ca37398f3..3ec24609151e 100644 --- a/drivers/video/backlight/adp8860_bl.c +++ b/drivers/video/backlight/adp8860_bl.c @@ -756,7 +756,6 @@ out: out1: backlight_device_unregister(bl); out2: - i2c_set_clientdata(client, NULL); kfree(data); return ret; @@ -776,7 +775,6 @@ static int __devexit adp8860_remove(struct i2c_client *client) &adp8860_bl_attr_group); backlight_device_unregister(data->bl); - i2c_set_clientdata(client, NULL); kfree(data); return 0; diff --git a/drivers/video/backlight/tosa_bl.c b/drivers/video/backlight/tosa_bl.c index e03e60bbfd85..2a04b382ec48 100644 --- a/drivers/video/backlight/tosa_bl.c +++ b/drivers/video/backlight/tosa_bl.c @@ -119,7 +119,6 @@ static int __devinit tosa_bl_probe(struct i2c_client *client, err_reg: data->bl = NULL; - i2c_set_clientdata(client, NULL); err_gpio_dir: gpio_free(TOSA_GPIO_BL_C20MA); err_gpio_bl: @@ -133,7 +132,6 @@ static int __devexit tosa_bl_remove(struct i2c_client *client) backlight_device_unregister(data->bl); data->bl = NULL; - i2c_set_clientdata(client, NULL); gpio_free(TOSA_GPIO_BL_C20MA); |