Check vnc_display_port, not vnc_display, for failure.

This fixes a bug introduced in
  7e90700420eddad9298774fc4d12ed112f0d70f2
  Add vncunused option.
  [etc.]

diff --git a/vl.c b/vl.c
index 5f4ae591dc984bd9457abc618909fb4cf003736d..5bd75fbf3e81cb210eb9c3d61ed67e0233aa33ed 100644 (file)
--- a/vl.c
+++ b/vl.c
@@ -8732,7 +8732,7 @@ int main(int argc, char **argv)
         xenstore_read_vncpasswd(domid, password, sizeof(password));
         vnc_display_password(ds, password);
         vnc_display_port = vnc_display_open(ds, vnc_display, vncunused);
-        if (vnc_display < 0)
+        if (vnc_display_port < 0)
             exit(1);
     } else
 #if defined(CONFIG_CURSES)