From e6bebfa32c0df7f5dd7ad9c8ba54ea1a7149da0c Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Thu, 23 Aug 2001 15:06:15 +0000
Subject: [PATCH] Fixed a potential free()ing of a NULL pointer in 
 __PHYSFS_platformEnumerateFiles.

---
 platform/unix.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/unix.c b/platform/unix.c
index 42bed07..7d321e9 100644
--- a/platform/unix.c
+++ b/platform/unix.c
@@ -403,8 +403,10 @@ LinkedStringList *__PHYSFS_platformEnumerateFiles(const char *dirname,
         l->next = NULL;
     } /* while */
 
+    if (buf != NULL)
+        free(buf);
+
     closedir(dir);
-    free(buf);
     return(retval);
 } /* __PHYSFS_platformEnumerateFiles */