diff options
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/br_vlan.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c index 33c879c1ecf3..f9c0e034c5b4 100644 --- a/net/bridge/br_vlan.c +++ b/net/bridge/br_vlan.c @@ -58,7 +58,9 @@ static bool __vlan_delete_pvid(struct net_bridge_vlan_group *vg, u16 vid) return true; } -/* return true if anything changed, false otherwise */ +/* Returns true if the BRIDGE_VLAN_INFO_PVID and BRIDGE_VLAN_INFO_UNTAGGED bits + * of @flags produced any change onto @v, false otherwise + */ static bool __vlan_add_flags(struct net_bridge_vlan *v, u16 flags) { struct net_bridge_vlan_group *vg; @@ -80,7 +82,7 @@ static bool __vlan_add_flags(struct net_bridge_vlan *v, u16 flags) else v->flags &= ~BRIDGE_VLAN_INFO_UNTAGGED; - return ret || !!(old_flags ^ v->flags); + return ret || !!((old_flags ^ v->flags) & BRIDGE_VLAN_INFO_UNTAGGED); } static int __vlan_vid_add(struct net_device *dev, struct net_bridge *br, |