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nvmet-tcp: do not continue for invalid icreq

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[ Upstream commit 0889d13b9e1cbef49e802ae09f3b516911ad82a1 ]

When the length check for an icreq sqe fails we should not
continue processing but rather return immediately as all
other contents of that sqe cannot be relied on.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Hannes Reinecke 2024-03-08 08:11:05 +01:00 • committed by Ksawlii
parent 7e18329b75
commit 38b938dfc1
1 changed files with 1 additions and 0 deletions
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drivers/nvme/target/tcp.c
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@ -846,6 +846,7 @@ static int nvmet_tcp_handle_icreq(struct nvmet_tcp_queue *queue)
pr_err("bad nvme-tcp pdu length (%d)\n",
le32_to_cpu(icreq->hdr.plen));
nvmet_tcp_fatal_error(queue);
return -EPROTO;
}
if (icreq->pfv != NVME_TCP_PFV_1_0) {