s3: Avoid calling cli_alloc_mid twice in cli_smb_req_iov_send

I hate macros....
(cherry picked from commit 65914ed8194b141a44516d626e71a1851bccff5f)

Fix bug #7166.
(cherry picked from commit b7d5b469ef134d60e1f795f66f7e5c3ef23d7971)

diff --git a/source3/libsmb/async_smb.c b/source3/libsmb/async_smb.c
index 8b9cf091c67d86ebda5f51c71eec91ed8cc9476b..e8a0b138804d44c72179f45c024f396de91f586e 100644 (file)
--- a/source3/libsmb/async_smb.c
+++ b/source3/libsmb/async_smb.c
@@ -476,7 +476,8 @@ static NTSTATUS cli_smb_req_iov_send(struct tevent_req *req,
        if (state->mid != 0) {
                SSVAL(iov[0].iov_base, smb_mid, state->mid);
        } else {
-               SSVAL(iov[0].iov_base, smb_mid, cli_alloc_mid(state->cli));
+               uint16_t mid = cli_alloc_mid(state->cli);
+               SSVAL(iov[0].iov_base, smb_mid, mid);
        }
 
        smb_setlen((char *)iov[0].iov_base, iov_len(iov, iov_count) - 4);