linux-kernel - [PATCH 4.9 06/54] mac80211: free peer keys before vif down in mesh

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Message-Id: <20190718030049.563415326@linuxfoundation.org>
Date:   Thu, 18 Jul 2019 12:01:36 +0900
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Pradeep Kumar Chitrapu <pradeepc@...eaurora.org>,
        Johannes Berg <johannes.berg@...el.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.9 06/54] mac80211: free peer keys before vif down in mesh

[ 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