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 a942a25..8479ac5 100644
--- a/drivers/hwmon/tmp102.c
+++ b/drivers/hwmon/tmp102.c
@@ -227,7 +227,9 @@
 
 	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;