From: Varun Prakash <varun@xxxxxxxxxxx> commit d89b9f3bbb58e9e378881209756b0723694f22ff upstream. ddgst is of type __le32, &req->ddgst + req->offset increases &req->ddgst by 4 * req->offset, fix this by type casting &req->ddgst to u8 *. Fixes: 3f2304f8c6d6 ("nvme-tcp: add NVMe over TCP host driver") Signed-off-by: Varun Prakash <varun@xxxxxxxxxxx> Reviewed-by: Sagi Grimberg <sagi@xxxxxxxxxxx> Signed-off-by: Christoph Hellwig <hch@xxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/nvme/host/tcp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1040,7 +1040,7 @@ static int nvme_tcp_try_send_ddgst(struc int ret; struct msghdr msg = { .msg_flags = MSG_DONTWAIT }; struct kvec iov = { - .iov_base = &req->ddgst + req->offset, + .iov_base = (u8 *)&req->ddgst + req->offset, .iov_len = NVME_TCP_DIGEST_LENGTH - req->offset };