diff options
| author | Varun Prakash <varun@chelsio.com> | 2021-10-25 22:47:30 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-11-02 19:46:13 +0100 |
| commit | 13ad93a42ce381cdc4a74d2fcd3b3a6406473378 (patch) | |
| tree | 23aa5b845cd39de74d762cb8b3f289578c369a8f /drivers/nvme | |
| parent | b597b0e2e80bcac733e3e364a51afb81d61c0e5b (diff) | |
nvme-tcp: fix data digest pointer calculation
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@chelsio.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/tcp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 38bbbbbc6f47..ff0d06e8ebb5 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -962,7 +962,7 @@ static int nvme_tcp_try_send_ddgst(struct nvme_tcp_request *req) int ret; struct msghdr msg = { .msg_flags = MSG_DONTWAIT | MSG_EOR }; struct kvec iov = { - .iov_base = &req->ddgst + req->offset, + .iov_base = (u8 *)&req->ddgst + req->offset, .iov_len = NVME_TCP_DIGEST_LENGTH - req->offset }; |