From 79a2871982693ad80104424d37458eda656bad4f Mon Sep 17 00:00:00 2001
From: Pedro Vicente Nunes <pvn@hdfgroup.org>
Date: Tue, 10 Apr 2007 14:42:42 -0500
Subject: [svn-r13628] test for a NULL pointer in free

tested: linux
---
 hl/tools/gif2h5/hdf2gif.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/hl/tools/gif2h5/hdf2gif.c b/hl/tools/gif2h5/hdf2gif.c
index 060c7b0..d404322 100644
--- a/hl/tools/gif2h5/hdf2gif.c
+++ b/hl/tools/gif2h5/hdf2gif.c
@@ -65,7 +65,7 @@ int main(int argc , char **argv)
 
     int arg_index = 2;
     int bool_is_image = 0; /* 0 = false , 1 = true */
-    char *image_name;
+    char *image_name = NULL;
     int idx;
 
     if (argc < 4) 
@@ -307,9 +307,8 @@ int main(int argc , char **argv)
 
     if (fpGif != NULL)
         fclose(fpGif);
-
-    free(image_name);
-    
+    if (image_name != NULL)
+        free(image_name);
 
     return 0;
 
@@ -318,9 +317,8 @@ out:
 
     if (fpGif != NULL)
         fclose(fpGif);
-
-    free(image_name);
-       
+    if (image_name != NULL)
+        free(image_name);
 
     return 1;
 }
-- 
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