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 (file)
--- 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;