net: hns3: add a check for tqp_index in hclge_get_ring_chain_from_mbx()
stable inclusion from stable-5.10.17 commit 2c0e46258eab60dfa447d0ab7e316478f0f852a3 bugzilla: 48169 -------------------------------- [ Upstream commit 326334aa ] The tqp_index is received from vf, if use it directly, an out-of-bound issue may be caused, so add a check for this tqp_index before using it in hclge_get_ring_chain_from_mbx(). Fixes: 84e095d6 ("net: hns3: Change PF to add ring-vect binding & resetQ to mailbox") Signed-off-by:Yufeng Mo <moyufeng@huawei.com> Signed-off-by:
Huazhong Tan <tanhuazhong@huawei.com> Signed-off-by:
David S. Miller <davem@davemloft.net> Signed-off-by:
Sasha Levin <sashal@kernel.org> Signed-off-by:
Zheng Zengkai <zhengzengkai@huawei.com> Acked-by:
Xie XiuQi <xiexiuqi@huawei.com>
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