From: Amit Engel amit.engel@dell.com
[ Upstream commit 86aeda32b887cdaeb0f4b7bfc9971e36377181c7 ]
Pass the correct length to nvmet_tcp_verify_hdgst, which is the pdu header length. This fixes a wrong behaviour where header digest verification passes although the digest is wrong.
Signed-off-by: Amit Engel amit.engel@dell.com Reviewed-by: Sagi Grimberg sagi@grimberg.me Signed-off-by: Christoph Hellwig hch@lst.de Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/nvme/target/tcp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index 1328ee373e596..6b3d1ba7db7ee 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -1020,7 +1020,7 @@ recv: }
if (queue->hdr_digest && - nvmet_tcp_verify_hdgst(queue, &queue->pdu, queue->offset)) { + nvmet_tcp_verify_hdgst(queue, &queue->pdu, hdr->hlen)) { nvmet_tcp_fatal_error(queue); /* fatal */ return -EPROTO; }