net: hsr: Fix potential use-after-free
[ Upstream commit 7e177d32 ] The skb is delivered to netif_rx() which may free it, after calling this, dereferencing skb may trigger use-after-free. Fixes: f421436a ("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>
parent
97dbb844
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