[gs-cvs] rev 9392 - trunk/gs/base

[ken at ghostscript.com]

Author: ken
Date: 2009-01-24 01:05:50 -0800 (Sat, 24 Jan 2009)
New Revision: 9392

Modified:
   trunk/gs/base/gdevpdfd.c
Log:
Add a check when comparing clip paths to see if both are NULL. Silences a Coverity warning and one day might conceivably prevent a crash.

Modified: trunk/gs/base/gdevpdfd.c
===================================================================
--- trunk/gs/base/gdevpdfd.c	2009-01-23 22:53:02 UTC (rev 9391)
+++ trunk/gs/base/gdevpdfd.c	2009-01-24 09:05:50 UTC (rev 9392)
@@ -232,6 +232,9 @@
 
     if ((pdev->clip_path != 0) != (pcpath != 0))
 	return 0;
+    /* Both clip paths are empty, so the same */
+    if (pdev->clip_path == 0)
+	return 1;
     code = gx_path_enum_init(&penum, pdev->clip_path);
     if (code < 0)
 	return code;