diff options
Diffstat (limited to 'net')
-rw-r--r-- | net/8021q/vlan_core.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c index 61bf2a0..496b275 100644 --- a/net/8021q/vlan_core.c +++ b/net/8021q/vlan_core.c @@ -206,7 +206,10 @@ static int __vlan_vid_add(struct vlan_info *vlan_info, __be16 proto, u16 vid, return -ENOMEM; if (vlan_hw_filter_capable(dev, vid_info)) { - err = ops->ndo_vlan_rx_add_vid(dev, proto, vid); + if (netif_device_present(dev)) + err = ops->ndo_vlan_rx_add_vid(dev, proto, vid); + else + err = -ENODEV; if (err) { kfree(vid_info); return err; @@ -264,7 +267,10 @@ static void __vlan_vid_del(struct vlan_info *vlan_info, int err; if (vlan_hw_filter_capable(dev, vid_info)) { - err = ops->ndo_vlan_rx_kill_vid(dev, proto, vid); + if (netif_device_present(dev)) + err = ops->ndo_vlan_rx_kill_vid(dev, proto, vid); + else + err = -ENODEV; if (err) { pr_warn("failed to kill vid %04x/%d for device %s\n", proto, vid, dev->name); |