static int sideband_demux(int in, int out, void *data)
 {
-       int *fd = data;
-       int ret = recv_sideband("send-pack", fd[0], out);
+       int *fd = data, ret;
+#ifdef NO_PTHREADS
+       close(fd[1]);
+#endif
+       ret = recv_sideband("send-pack", fd[0], out);
        close(out);
        return ret;
 }
                if (pack_objects(out, remote_refs, extra_have, args) < 0) {
                        for (ref = remote_refs; ref; ref = ref->next)
                                ref->status = REF_STATUS_NONE;
+                       if (args->stateless_rpc)
+                               close(out);
+                       if (git_connection_is_socket(conn))
+                               shutdown(fd[0], SHUT_WR);
                        if (use_sideband)
                                finish_async(&demux);
                        return -1;