diff --git a/libvncserver/websockets.c b/libvncserver/websockets.c
index cec2230..777c3d8 100755
--- a/libvncserver/websockets.c
+++ b/libvncserver/websockets.c
@@ -876,7 +876,7 @@ webSocketCheckDisconnect(rfbClientPtr cl)
 		    doclose = 1;
 		break;
 	    default:
-		;
+		return FALSE;
 	}
 
 	if (cl->sslctx)