linux-kernel - [PATCH AUTOSEL 4.9 05/21] mac80211: free peer keys before vif down in mesh

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Message-Id: <20190627004122.21671-5-sashal@kernel.org>
Date:   Wed, 26 Jun 2019 20:41:05 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Pradeep Kumar Chitrapu <pradeepc@...eaurora.org>,
        Johannes Berg <johannes.berg@...el.com>,
        Sasha Levin <sashal@...nel.org>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH AUTOSEL 4.9 05/21] mac80211: free peer keys before vif down in mesh

From: Pradeep Kumar Chitrapu <pradeepc@...eaurora.org>

[ Upstream commit 0112fa557c3bb3a002bc85760dc3761d737264d3 ]

freeing peer keys after vif down is resulting in peer key uninstall
to fail due to interface lookup failure. so fix that.

Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@...eaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@...el.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 net/mac80211/mesh.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 7f902e69530f..5c347d3a92c9 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -885,6 +885,7 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata)
 
 	/* flush STAs and mpaths on this iface */
 	sta_info_flush(sdata);
+	ieee80211_free_keys(sdata, true);
 	mesh_path_flush_by_iface(sdata);
 
 	/* stop the beacon */
-- 
2.20.1