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authorLinus Torvalds <torvalds@linux-foundation.org>2016-10-04 10:56:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-10-04 10:56:14 -0700
commit77b0a4aa0732f1856aef85b8db085864e5971a14 (patch)
tree3b55b24d79afbc1fb358bc63e03469ec770d2150 /drivers/hwmon/iio_hwmon.c
parentf80fa1822d6ccca369578108dc70576cff6c67a0 (diff)
parent7ce4190c4ca466ccd609845b97dce665317aee2a (diff)
downloadlinux-77b0a4aa0732f1856aef85b8db085864e5971a14.tar.bz2
Merge tag 'hwmon-for-linus-v4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon updates from Guenter Roeck: - New hwmon registration API, including ports of several drivers to the new API - New hwmon driver for APM X-Gene SoC - Added support for UCD90160, DPS-460, DPS-800, and SGD009 PMBUs chips - Various cleanups, minor improvements, and fixes in several drivers * tag 'hwmon-for-linus-v4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (54 commits) hwmon: (nct6775) Add support for multiple virtual temperature sources hwmon: (adt7470) No need for additional synchronization on kthread_stop() hwmon: (lm95241) Update module description to include LM95231 hwmon: (lm95245) Select REGMAP_I2C hwmon: (ibmpowernv) Fix label for cores numbers not threads hwmon: (adt7470) Allow faster removal hwmon: (adt7470) Add write support to alarm_mask hwmon: (xgene) access mailbox as RAM hwmon: (lm95245) Use new hwmon registration API hwmon: (lm95241) Convert to use new hwmon registration API hwmon: (jc42) Convert to use new hwmon registration API hwmon: (max31790) Convert to use new hwmon registration API hwmon: (nct7904) Convert to use new hwmon registration API hwmon: (ltc4245) Convert to use new hwmon registration API hwmon: (tmp421) Convert to use new hwmon registration API hwmon: (tmp102) Convert to use new hwmon registration API hwmon: (lm90) Convert to use new hwmon registration API hwmon: (lm75) Convert to use new hwmon registration API hwmon: (xgene) Fix crash when alarm occurs before driver probe hwmon: (iio_hwmon) defer probe when no channel is found ...
Diffstat (limited to 'drivers/hwmon/iio_hwmon.c')
-rw-r--r--drivers/hwmon/iio_hwmon.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/hwmon/iio_hwmon.c b/drivers/hwmon/iio_hwmon.c
index 89449871bca7..f6a76679c650 100644
--- a/drivers/hwmon/iio_hwmon.c
+++ b/drivers/hwmon/iio_hwmon.c
@@ -73,8 +73,11 @@ static int iio_hwmon_probe(struct platform_device *pdev)
name = dev->of_node->name;
channels = iio_channel_get_all(dev);
- if (IS_ERR(channels))
+ if (IS_ERR(channels)) {
+ if (PTR_ERR(channels) == -ENODEV)
+ return -EPROBE_DEFER;
return PTR_ERR(channels);
+ }
st = devm_kzalloc(dev, sizeof(*st), GFP_KERNEL);
if (st == NULL) {