From: Guenter Roeck <linux@roeck-us.net>
Date: Mon, 25 Jul 2016 21:57:47 +0000 (-0700)
Subject: hwmon: (tmp102) Improve error handling
X-Git-Tag: v4.8-rc1~74^2~3
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=1aa4f0289fd5554a9cd58e5b47a361b14256ea90;p=linux.git

hwmon: (tmp102) Improve error handling

Use devm_add_action_or_reset() instead of devm_add_action(), and
check its return code.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---

diff --git a/drivers/hwmon/tmp102.c b/drivers/hwmon/tmp102.c
index a942a2574a4d..8479ac5eb853 100644
--- a/drivers/hwmon/tmp102.c
+++ b/drivers/hwmon/tmp102.c
@@ -227,7 +227,9 @@ static int tmp102_probe(struct i2c_client *client,
 
 	tmp102->config_orig = regval;
 
-	devm_add_action(dev, tmp102_restore_config, tmp102);
+	err = devm_add_action_or_reset(dev, tmp102_restore_config, tmp102);
+	if (err)
+		return err;
 
 	regval &= ~TMP102_CONFIG_CLEAR;
 	regval |= TMP102_CONFIG_SET;