net: hisilicon: Fix potential use-after-free in hisi_femac_rx()
stable inclusion from stable-v5.10.159 commit 296a50aa8b2982117520713edc1375777a9f8506 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I7NTXH Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=296a50aa8b2982117520713edc1375777a9f8506 -------------------------------- [ Upstream commit 46401770 ] The skb is delivered to napi_gro_receive() which may free it, after calling this, dereferencing skb may trigger use-after-free. Fixes: 542ae60a ("net: hisilicon: Add Fast Ethernet MAC driver") Signed-off-by: NLiu Jian <liujian56@huawei.com> Link: https://lore.kernel.org/r/20221203094240.1240211-1-liujian56@huawei.comSigned-off-by: NPaolo Abeni <pabeni@redhat.com> Signed-off-by: NSasha Levin <sashal@kernel.org> Signed-off-by: Nsanglipeng <sanglipeng1@jd.com>
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