[PATCH net] net: bridge: vlan: fix inverted default vlan notification
From: Nikolay Aleksandrov <razor@blackwall.org>
Date: 2026-08-14 14:16:58
Also in:
bridge
Subsystem:
ethernet bridge, networking [general], the rest · Maintainers:
Nikolay Aleksandrov, Ido Schimmel, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
A notification should be emitted only when the vlan delete was successful
and not otherwise. The proper check is if br/nbp_vlan_delete returned 0.
Fixes: f545923b4a6b ("net: bridge: vlan: notify on vlan add/delete/change flags")
Signed-off-by: Nikolay Aleksandrov <razor@blackwall.org>
---
Found this issue while preparing some vlan code cleanups.
net/bridge/br_vlan.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index 31c1b2cf75d9..1e0e436629ec 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c@@ -1136,7 +1136,7 @@ int __br_vlan_set_default_pvid(struct net_bridge *br, u16 pvid, if (err) goto out; - if (br_vlan_delete(br, old_pvid)) + if (!br_vlan_delete(br, old_pvid)) br_vlan_notify(br, NULL, old_pvid, 0, RTM_DELVLAN); br_vlan_notify(br, NULL, pvid, 0, RTM_NEWVLAN); __set_bit(0, changed);
@@ -1158,7 +1158,7 @@ int __br_vlan_set_default_pvid(struct net_bridge *br, u16 pvid, &vlchange, extack); if (err) goto err_port; - if (nbp_vlan_delete(p, old_pvid)) + if (!nbp_vlan_delete(p, old_pvid)) br_vlan_notify(br, p, old_pvid, 0, RTM_DELVLAN); br_vlan_notify(p->br, p, pvid, 0, RTM_NEWVLAN); __set_bit(p->port_no, changed);
--
2.47.3