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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Nicolas Cavallari <nicolas.cavallari@green-communications.fr>,
	Johannes Berg <johannes.berg@intel.com>,
	Sasha Levin <sashal@kernel.org>,
	linux-wireless@vger.kernel.org, netdev@vger.kernel.org
Subject: [PATCH AUTOSEL 4.14 24/28] mac80211: Do not send mesh HWMP PREQ if HWMP is disabled
Date: Wed, 18 Mar 2020 16:55:51 -0400	[thread overview]
Message-ID: <20200318205555.17447-24-sashal@kernel.org> (raw)
In-Reply-To: <20200318205555.17447-1-sashal@kernel.org>

From: Nicolas Cavallari <nicolas.cavallari@green-communications.fr>

[ 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 <nicolas.cavallari@green-communications.fr>
Link: https://lore.kernel.org/r/20200305140409.12204-1-cavallar@lri.fr
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/mac80211/mesh_hwmp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 994dde6e5f9d9..986e9b6b961d2 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -1137,7 +1137,8 @@ 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)
-- 
2.20.1


  parent reply	other threads:[~2020-03-18 21:00 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20200318205555.17447-1-sashal@kernel.org>
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 03/28] batman-adv: Don't schedule OGM for disabled interface Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 05/28] r8152: check disconnect status after long sleep Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 06/28] bnxt_en: reinitialize IRQs when MTU is modified Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 08/28] fib: add missing attribute validation for tun_id Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 09/28] can: add missing attribute validation for termination Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 10/28] macsec: add missing attribute validation for port Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 11/28] team: add missing attribute validation for port ifindex Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 12/28] team: add missing attribute validation for array index Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 13/28] netfilter: cthelper: add missing attribute validation for cthelper Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 14/28] netfilter: nft_payload: add missing attribute validation for payload csum flags Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 15/28] drivers/of/of_mdio.c:fix of_mdiobus_register() Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 17/28] dt-bindings: net: FMan erratum A050385 Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 19/28] fsl/fman: detect " Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 21/28] ipvlan: add cond_resched_rcu() while processing muticast backlog Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 22/28] ipvlan: do not use cond_resched_rcu() in ipvlan_process_multicast() Sasha Levin
2020-03-18 20:55 ` Sasha Levin [this message]
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 25/28] dpaa_eth: Remove unnecessary boolean expression in dpaa_get_headroom Sasha Levin
2020-03-18 20:55 ` [PATCH AUTOSEL 4.14 26/28] sxgbe: Fix off by one in samsung driver strncpy size arg Sasha Levin

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