diff options
Diffstat (limited to 'drivers/net/macvtap.c')
| -rw-r--r-- | drivers/net/macvtap.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 95394edd1ed5..74cb15a2e032 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -1303,6 +1303,9 @@ static int macvtap_device_event(struct notifier_block *unused, } break; case NETDEV_UNREGISTER: + /* vlan->minor == 0 if NETDEV_REGISTER above failed */ + if (vlan->minor == 0) + break; devt = MKDEV(MAJOR(macvtap_major), vlan->minor); device_destroy(macvtap_class, devt); macvtap_free_minor(vlan); |