leds: aw2013: Unlock mutex before destroying it

In the probe() callback in case of error mutex is destroyed being locked
which is not allowed so unlock the mutex before destroying.

Fixes: 59ea3c9 ("leds: add aw2013 driver")
Signed-off-by: George Stark <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Lee Jones <[email protected]>

Author: geo-stark

drivers/leds/leds-aw2013.c

@@ -405,6 +405,7 @@ static int aw2013_probe(struct i2c_client *client)
 			       chip->regulators);
 
 error:
+	mutex_unlock(&chip->mutex);
 	mutex_destroy(&chip->mutex);
 	return ret;
 }