net loopback: Set loopback_dev to NULL when freed

[~andy/linux] / drivers / net / loopback.c

diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index fcbf680c3e62f73af4933896641045de34f1f68c..a17d85a331f1ade54f9ec1834f1e8ee1c67d9b9d 100644 (file)
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -146,6 +146,7 @@ static int loopback_dev_init(struct net_device *dev)
 
 static void loopback_dev_free(struct net_device *dev)
 {
+       dev_net(dev)->loopback_dev = NULL;
        free_percpu(dev->lstats);
        free_netdev(dev);
 }