YueHaibing 7ca81a161e net: hsr: Fix potential use-after-free
[ Upstream commit 7e177d32442b7ed08a9fa61b61724abc548cb248 ]

The skb is delivered to netif_rx() which may free it, after calling this,
dereferencing skb may trigger use-after-free.

Fixes: f421436a591d ("net/hsr: Add support for the High-availability Seamless Redundancy protocol (HSRv0)")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20221125075724.27912-1-yuehaibing@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-12-08 11:23:56 +01:00
..
2022-11-03 23:57:49 +09:00
2021-06-18 10:00:06 +02:00