Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:

 - Error path fixes for abituguru and iio_hwmon drivers.

 - Drop erroneously created attributes from nct6775 driver.

 - Drop redundant safety on cache lifetime for tmp401 driver.

 - Add explicit maintainer for LM95234 and TMP401 drivers.

* tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  MAINTAINERS: Add myself as maintainer for LM95234 and TMP401 drivers
  hwmon: (tmp401) Drop redundant safety on cache lifetime
  hwmon: fix error return code in abituguru_probe()
  hwmon: (iio_hwmon) Fix null pointer dereference
  hwmon: (nct6775) Do not create non-existing attributes
  hwmon: (iio_hwmon) Fix missing iio_channel_release_all call if devm_kzalloc fail

1 files changed, 5 insertions, 3 deletions

diff --git a/drivers/hwmon/iio_hwmon.c b/drivers/hwmon/iio_hwmon.c
index aafa4531b961..52b77afebde1 100644
--- a/drivers/hwmon/iio_hwmon.c
+++ b/drivers/hwmon/iio_hwmon.c
@@ -84,8 +84,10 @@ static int iio_hwmon_probe(struct platform_device *pdev)
 		return PTR_ERR(channels);
 
 	st = devm_kzalloc(dev, sizeof(*st), GFP_KERNEL);
-	if (st == NULL)
-		return -ENOMEM;
+	if (st == NULL) {
+		ret = -ENOMEM;
+		goto error_release_channels;
+	}
 
 	st->channels = channels;
 
@@ -159,7 +161,7 @@ static int iio_hwmon_probe(struct platform_device *pdev)
 error_remove_group:
 	sysfs_remove_group(&dev->kobj, &st->attr_group);
 error_release_channels:
-	iio_channel_release_all(st->channels);
+	iio_channel_release_all(channels);
 	return ret;
 }