From: Nicolas Cavallari Date: Thu, 5 Mar 2020 14:04:09 +0000 (+0100) Subject: mac80211: Do not send mesh HWMP PREQ if HWMP is disabled X-Git-Tag: v4.9.218~48 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a8351c8a9eb24c664290098fc97df6573c1a6468;p=thirdparty%2Fkernel%2Fstable.git mac80211: Do not send mesh HWMP PREQ if HWMP is disabled [ Upstream commit ba32679cac50c38fdf488296f96b1f3175532b8e ] When trying to transmit to an unknown destination, the mesh code would unconditionally transmit a HWMP PREQ even if HWMP is not the current path selection algorithm. Signed-off-by: Nicolas Cavallari Link: https://lore.kernel.org/r/20200305140409.12204-1-cavallar@lri.fr Signed-off-by: Johannes Berg Signed-off-by: Sasha Levin --- diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index 5f4c228b82e56..f7eaa1051b5b2 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -1131,7 +1131,8 @@ int mesh_nexthop_resolve(struct ieee80211_sub_if_data *sdata, } } - if (!(mpath->flags & MESH_PATH_RESOLVING)) + if (!(mpath->flags & MESH_PATH_RESOLVING) && + mesh_path_sel_is_hwmp(sdata)) mesh_queue_preq(mpath, PREQ_Q_F_START); if (skb_queue_len(&mpath->frame_queue) >= MESH_FRAME_QUEUE_LEN)