diff options
| author | Long Li <longli@microsoft.com> | 2018-05-30 21:47:59 +0200 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2018-06-06 00:41:27 +0200 |
| commit | e8157b2729c9a3d1d331eb5714d0651e3bd271ea (patch) | |
| tree | 327015fd8eea2de47a8d7b3098d39656705f31c4 /fs | |
| parent | CIFS: Introduce helper function to get page offset and length in smb_rqst (diff) | |
| download | linux-e8157b2729c9a3d1d331eb5714d0651e3bd271ea.tar.xz linux-e8157b2729c9a3d1d331eb5714d0651e3bd271ea.zip | |
CIFS: When sending data on socket, pass the correct page offset
It's possible that the offset is non-zero in the page to send, change the
function to pass this offset to socket.
Signed-off-by: Long Li <longli@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/transport.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index d6cff1e5afc6..24887a0898c0 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -288,15 +288,13 @@ __smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst) /* now walk the page array and send each page in it */ for (i = 0; i < rqst->rq_npages; i++) { - size_t len = i == rqst->rq_npages - 1 - ? rqst->rq_tailsz - : rqst->rq_pagesz; - struct bio_vec bvec = { - .bv_page = rqst->rq_pages[i], - .bv_len = len - }; + struct bio_vec bvec; + + bvec.bv_page = rqst->rq_pages[i]; + rqst_page_get_length(rqst, i, &bvec.bv_len, &bvec.bv_offset); + iov_iter_bvec(&smb_msg.msg_iter, WRITE | ITER_BVEC, - &bvec, 1, len); + &bvec, 1, bvec.bv_len); rc = smb_send_kvec(server, &smb_msg, &sent); if (rc < 0) break; |