From bb093cf44c96cdf0076712b509e7e305cf57bdaa Mon Sep 17 00:00:00 2001
From: Alexander Larsson <alexl@redhat.com>
Date: Tue, 7 Apr 2009 15:32:16 +0200
Subject: [PATCH] Set errno to 0 before calling strtoul

We check errno for failure, so ensure its cleared first. (#573922)
---
 gtk/gtkwindow.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index 6dce1485c7..4bbd53e0ce 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -395,7 +395,8 @@ extract_time_from_startup_id (const gchar* startup_id)
     
       /* Skip past the "_TIME" part */
       timestr += 5;
-    
+
+      errno = 0;
       timestamp = strtoul (timestr, &end, 0);
       if (end != timestr && errno == 0)
         retval = timestamp;