diff --git a/unix/vncconfig/vncExt.c b/unix/vncconfig/vncExt.c
index ff6b4d6..e9b948d 100644
--- a/unix/vncconfig/vncExt.c
+++ b/unix/vncconfig/vncExt.c
@@ -146,7 +146,7 @@
   }
   if (rep.success) {
     desc = (char*)Xmalloc(rep.descLen+1);
-    if (!*desc) {
+    if (!desc) {
       _XEatData(dpy, (rep.descLen+1)&~1);
       return False;
     }