From b6a66645e02ac47355e3d9981d9df204a0e86e4b Mon Sep 17 00:00:00 2001
From: Michael R Sweet <michael.r.sweet@gmail.com>
Date: Wed, 15 Nov 2006 00:44:13 +0000
Subject: Reject invalid workarea rectangle.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@5542 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_x.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Fl_x.cxx b/src/Fl_x.cxx
index 238f5a9b5..e37d1ab7b 100644
--- a/src/Fl_x.cxx
+++ b/src/Fl_x.cxx
@@ -381,7 +381,8 @@ static void fl_init_workarea() {
   if (XGetWindowProperty(fl_display, RootWindow(fl_display, fl_screen),
                          _NET_WORKAREA, 0, 4 * sizeof(unsigned), False,
 			 XA_CARDINAL, &actual, &format, &count, &remaining,
-			 (unsigned char **)&xywh) || !xywh)
+			 (unsigned char **)&xywh) || !xywh || !xywh[2] ||
+			 !xywh[3])
   {
     fl_workarea_xywh[0] = 0;
     fl_workarea_xywh[1] = 0;
-- 
cgit v1.2.3