Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.2 018/249] batman-adv: fix for leaked TVLV handler. | Date | Mon, 15 Jul 2019 09:31:59 -0400 |
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From: Jeremy Sowden <jeremy@azazel.net>
[ Upstream commit 17f78dd1bd624a4dd78ed5db3284a63ee807fcc3 ]
A handler for BATADV_TVLV_ROAM was being registered when the translation-table was initialized, but not unregistered when the translation-table was freed. Unregister it.
Fixes: 122edaa05940 ("batman-adv: tvlv - convert roaming adv packet to use tvlv unicast packets") Reported-by: syzbot+d454a826e670502484b8@syzkaller.appspotmail.com Signed-off-by: Jeremy Sowden <jeremy@azazel.net> Signed-off-by: Sven Eckelmann <sven@narfation.org Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de> Signed-off-by: Sasha Levin <sashal@kernel.org> --- net/batman-adv/translation-table.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 1ddfd5e011ee..8a482c5ec67b 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -3813,6 +3813,8 @@ static void batadv_tt_purge(struct work_struct *work) */ void batadv_tt_free(struct batadv_priv *bat_priv) { + batadv_tvlv_handler_unregister(bat_priv, BATADV_TVLV_ROAM, 1); + batadv_tvlv_container_unregister(bat_priv, BATADV_TVLV_TT, 1); batadv_tvlv_handler_unregister(bat_priv, BATADV_TVLV_TT, 1); -- 2.20.1
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