From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Toshiaki Makita , Nikolay Aleksandrov , "David S. Miller" Subject: [PATCH 4.6 24/81] bridge: Dont insert unnecessary local fdb entry on changing mac address Date: Wed, 22 Jun 2016 15:45:47 -0700 Message-Id: <20160622223744.500025011@linuxfoundation.org> In-Reply-To: <20160622223743.240652686@linuxfoundation.org> References: <20160622223743.240652686@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Sender: linux-kernel-owner@vger.kernel.org List-ID: 4.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Toshiaki Makita [ Upstream commit 0b148def403153a4d1565f1640356cb78ce5109f ] The missing br_vlan_should_use() test caused creation of an unneeded local fdb entry on changing mac address of a bridge device when there is a vlan which is configured on a bridge port but not on the bridge device. Fixes: 2594e9064a57 ("bridge: vlan: add per-vlan struct and move to rhashtables") Signed-off-by: Toshiaki Makita Acked-by: Nikolay Aleksandrov Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/bridge/br_fdb.c | 2 ++ 1 file changed, 2 insertions(+) --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -279,6 +279,8 @@ void br_fdb_change_mac_address(struct ne * change from under us. */ list_for_each_entry(v, &vg->vlan_list, vlist) { + if (!br_vlan_should_use(v)) + continue; f = __br_fdb_get(br, br->dev->dev_addr, v->vid); if (f && f->is_local && !f->dst) fdb_delete_local(br, NULL, f);