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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-24 16:48:11 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-24 16:48:11 -0700 |
commit | 34c1c460f82c809f20a2d378373d6aeb58c7808a (patch) | |
tree | 267bc5258aeb7debb6f5de8617e1663389d6ca51 /drivers | |
parent | 61964eba5c419ff710ac996c5ed3a84d5af7490f (diff) | |
parent | 8b4709ecea4aab1957ae7b726d6824485404a3a5 (diff) | |
download | linux-34c1c460f82c809f20a2d378373d6aeb58c7808a.tar.bz2 |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6:
regulator: fix dangling pointers
lp3971: Fix BUCK_VOL_CHANGE_SHIFT logic
lp3971: Fix setting val for LDO2 and LDO4
regulator: Get rid of lockdep warning
regulator: handle kcalloc() failure
Regulators: max8925-regulator - clean up driver data after removal
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/regulator/core.c | 1 | ||||
-rw-r--r-- | drivers/regulator/lp3971.c | 10 | ||||
-rw-r--r-- | drivers/regulator/max1586.c | 2 | ||||
-rw-r--r-- | drivers/regulator/max8649.c | 3 | ||||
-rw-r--r-- | drivers/regulator/max8660.c | 2 | ||||
-rw-r--r-- | drivers/regulator/max8925-regulator.c | 6 |
6 files changed, 17 insertions, 7 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index c7bbe30010f7..5af16c2bb540 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1038,6 +1038,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev, goto overflow_err; regulator->dev = dev; + sysfs_attr_init(®ulator->dev_attr.attr); regulator->dev_attr.attr.name = kstrdup(buf, GFP_KERNEL); if (regulator->dev_attr.attr.name == NULL) goto attr_name_err; diff --git a/drivers/regulator/lp3971.c b/drivers/regulator/lp3971.c index f5532ed79272..b20b3e1d821a 100644 --- a/drivers/regulator/lp3971.c +++ b/drivers/regulator/lp3971.c @@ -45,7 +45,7 @@ static int lp3971_set_bits(struct lp3971 *lp3971, u8 reg, u16 mask, u16 val); LP3971_BUCK2 -> 4 LP3971_BUCK3 -> 6 */ -#define BUCK_VOL_CHANGE_SHIFT(x) (((1 << x) & ~0x01) << 1) +#define BUCK_VOL_CHANGE_SHIFT(x) (((!!x) << 2) | (x & ~0x01)) #define BUCK_VOL_CHANGE_FLAG_GO 0x01 #define BUCK_VOL_CHANGE_FLAG_TARGET 0x02 #define BUCK_VOL_CHANGE_FLAG_MASK 0x03 @@ -187,7 +187,8 @@ static int lp3971_ldo_set_voltage(struct regulator_dev *dev, return -EINVAL; return lp3971_set_bits(lp3971, LP3971_LDO_VOL_CONTR_REG(ldo), - LDO_VOL_CONTR_MASK << LDO_VOL_CONTR_SHIFT(ldo), val); + LDO_VOL_CONTR_MASK << LDO_VOL_CONTR_SHIFT(ldo), + val << LDO_VOL_CONTR_SHIFT(ldo)); } static struct regulator_ops lp3971_ldo_ops = { @@ -439,6 +440,10 @@ static int __devinit setup_regulators(struct lp3971 *lp3971, lp3971->num_regulators = pdata->num_regulators; lp3971->rdev = kcalloc(pdata->num_regulators, sizeof(struct regulator_dev *), GFP_KERNEL); + if (!lp3971->rdev) { + err = -ENOMEM; + goto err_nomem; + } /* Instantiate the regulators */ for (i = 0; i < pdata->num_regulators; i++) { @@ -461,6 +466,7 @@ error: regulator_unregister(lp3971->rdev[i]); kfree(lp3971->rdev); lp3971->rdev = NULL; +err_nomem: return err; } diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c index a49fc952c9a9..c0b09e15edb6 100644 --- a/drivers/regulator/max1586.c +++ b/drivers/regulator/max1586.c @@ -243,8 +243,8 @@ static int __devexit max1586_pmic_remove(struct i2c_client *client) for (i = 0; i <= MAX1586_V6; i++) if (rdev[i]) regulator_unregister(rdev[i]); - kfree(rdev); i2c_set_clientdata(client, NULL); + kfree(rdev); return 0; } diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c index 3ebdf698c648..833aaedc7e64 100644 --- a/drivers/regulator/max8649.c +++ b/drivers/regulator/max8649.c @@ -356,6 +356,7 @@ 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; } @@ -367,9 +368,9 @@ 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); } - i2c_set_clientdata(client, NULL); return 0; } diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c index f12f1bb62138..47f90b2fc290 100644 --- a/drivers/regulator/max8660.c +++ b/drivers/regulator/max8660.c @@ -470,8 +470,8 @@ static int __devexit max8660_remove(struct i2c_client *client) for (i = 0; i < MAX8660_V_END; i++) if (rdev[i]) regulator_unregister(rdev[i]); - kfree(rdev); i2c_set_clientdata(client, NULL); + kfree(rdev); return 0; } diff --git a/drivers/regulator/max8925-regulator.c b/drivers/regulator/max8925-regulator.c index 67873f08ed40..b6218f11c957 100644 --- a/drivers/regulator/max8925-regulator.c +++ b/drivers/regulator/max8925-regulator.c @@ -230,7 +230,7 @@ static struct max8925_regulator_info max8925_regulator_info[] = { MAX8925_LDO(20, 750, 3900, 50), }; -static inline struct max8925_regulator_info *find_regulator_info(int id) +static struct max8925_regulator_info * __devinit find_regulator_info(int id) { struct max8925_regulator_info *ri; int i; @@ -247,7 +247,7 @@ static int __devinit max8925_regulator_probe(struct platform_device *pdev) { struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent); struct max8925_platform_data *pdata = chip->dev->platform_data; - struct max8925_regulator_info *ri = NULL; + struct max8925_regulator_info *ri; struct regulator_dev *rdev; ri = find_regulator_info(pdev->id); @@ -274,7 +274,9 @@ static int __devexit max8925_regulator_remove(struct platform_device *pdev) { struct regulator_dev *rdev = platform_get_drvdata(pdev); + platform_set_drvdata(pdev, NULL); regulator_unregister(rdev); + return 0; } |