net: hisilicon: Fix potential use-after-free in hix5hd2_rx()
authorLiu Jian <liujian56@huawei.com>
Sat, 3 Dec 2022 09:42:40 +0000 (17:42 +0800)
committerPaolo Abeni <pabeni@redhat.com>
Tue, 6 Dec 2022 11:53:31 +0000 (12:53 +0100)
commit433c07a13f59856e4585e89e86b7d4cc59348fab
tree131f94b45a2441e2b16f0fae38be40f57226e643
parentcb37617687f2bfa5b675df7779f869147c9002bd
net: hisilicon: Fix potential use-after-free in hix5hd2_rx()

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

Fixes: 57c5bc9ad7d7 ("net: hisilicon: add hix5hd2 mac driver")
Signed-off-by: Liu Jian <liujian56@huawei.com>
Link: https://lore.kernel.org/r/20221203094240.1240211-2-liujian56@huawei.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
drivers/net/ethernet/hisilicon/hix5hd2_gmac.c