From 0cc0da11ade0c01bfb84c79316082347a1308ea8 Mon Sep 17 00:00:00 2001
From: hobbs <hobbs>
Date: Fri, 8 Feb 2002 09:33:24 +0000
Subject: 	* generic/tclScan.c (Tcl_ScanObjCmd): prevented ckfree being 
 called on a pointer to NULL.

---
 generic/tclScan.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/generic/tclScan.c b/generic/tclScan.c
index 4dea57a..d631116 100644
--- a/generic/tclScan.c
+++ b/generic/tclScan.c
@@ -8,7 +8,7 @@
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclScan.c,v 1.9 2002/02/07 01:50:46 hobbs Exp $
+ * RCS: @(#) $Id: tclScan.c,v 1.10 2002/02/08 09:33:24 hobbs Exp $
  */
 
 #include "tclInt.h"
@@ -1124,7 +1124,9 @@ Tcl_ScanObjCmd(dummy, interp, objc, objv)
 	    }
 	}
     }
-    ckfree((char*) objs);
+    if (objs != NULL) {
+	ckfree((char*) objs);
+    }
     if (code == TCL_OK) {
 	if (underflow && (nconversions == 0)) {
 	    if (numVars) {
-- 
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