diff options
| author | Varun Prakash <varun@chelsio.com> | 2021-10-25 20:17:30 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-11-02 21:48:21 +0300 |
| commit | 32f3db20f1261273b3a7ebcd437722c4ca9bff60 (patch) | |
| tree | 521ea78aa87a4b75aae52a0343cabb691b881099 /drivers/nvme | |
| parent | 4286c72c5321666b58438e73229ba39e56461bd7 (diff) | |
| download | linux-32f3db20f1261273b3a7ebcd437722c4ca9bff60.tar.xz | |
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 f3a7b6c1bdfa..afef377424c4 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1040,7 +1040,7 @@ static int nvme_tcp_try_send_ddgst(struct nvme_tcp_request *req) 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 }; |