diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index c3927b423743d13611cd743eed870630ff4e22d7..92ffd11a71959d342e77a88ef0aa2c36def07bcb 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -995,7 +995,6 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
 				goto err_free_sk;
 		}
 
-		err = -EINVAL;
 		err = register_netdevice(tun->dev);
 		if (err < 0)
 			goto err_free_sk;