Check the return code of pipe

4 years ago · 00bae113d5
1 changed files with 4 additions and 1 deletions
--- a/libvncserver/main.c
+++ b/libvncserver/main.c
@ -642,7 +642,10 @@ rfbStartOnHoldClient(rfbClientPtr cl)
    cl->onHold = FALSE;
 #ifdef LIBVNCSERVER_HAVE_LIBPTHREAD
    if(cl->screen->backgroundLoop) {
-        pipe(cl->pipe_notify_client_thread);
+        if (pipe(cl->pipe_notify_client_thread) == -1) {
+            cl->pipe_notify_client_thread[0] = -1;
+            cl->pipe_notify_client_thread[1] = -1;
+        }
        fcntl(cl->pipe_notify_client_thread[0], F_SETFL, O_NONBLOCK);

        pthread_create(&cl->client_thread, NULL, clientInput, (void *)cl);