w1: use put_device() if device_register() fail

If device_register() returned an error! Always use put_device() to give up the reference initialized in device_register(). Signed-off-by: Arvind Yadav <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
broonie · Mar 14, 2018 · 0ec4eb7 · 0ec4eb7
1 parent aeef9c0
commit 0ec4eb7
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
@@ -706,6 +706,7 @@ static int __w1_attach_slave_device(struct w1_slave *sl)
 		dev_err(&sl->dev,
 			"Device registration [%s] failed. err=%d\n",
 			dev_name(&sl->dev), err);
+		put_device(&sl->dev);
 		return err;
 	}
 	w1_family_notify(BUS_NOTIFY_ADD_DEVICE, sl);