lib: Use iov_buflen in smb1cli_req_chain_submit

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

diff --git a/libcli/smb/smbXcli_base.c b/libcli/smb/smbXcli_base.c
index f221045ac735c656ac3af6a271d3d05b2c50a7bb..2b34980afcb3aa20560ed0df1320bb8c61e73c84 100644 (file)
--- a/libcli/smb/smbXcli_base.c
+++ b/libcli/smb/smbXcli_base.c
@@ -2367,7 +2367,7 @@ NTSTATUS smb1cli_req_chain_submit(struct tevent_req **reqs, int num_reqs)
        struct iovec *iov = NULL;
        struct iovec *this_iov;
        NTSTATUS status;
-       size_t nbt_len;
+       ssize_t nbt_len;
 
        if (num_reqs == 1) {
                return smb1cli_req_writev_submit(reqs[0], first_state,
@@ -2489,8 +2489,8 @@ NTSTATUS smb1cli_req_chain_submit(struct tevent_req **reqs, int num_reqs)
                chain_padding = next_padding;
        }
 
-       nbt_len = smbXcli_iov_len(&iov[1], iovlen-1);
-       if (nbt_len > first_state->conn->smb1.max_xmit) {
+       nbt_len = iov_buflen(&iov[1], iovlen-1);
+       if ((nbt_len == -1) || (nbt_len > first_state->conn->smb1.max_xmit)) {
                TALLOC_FREE(iov);
                TALLOC_FREE(first_state->smb1.chained_requests);
                return NT_STATUS_INVALID_PARAMETER_MIX;