From 050b76d49a89e172a59eb770ea6ec664deaea819 Mon Sep 17 00:00:00 2001
From: Michael Drake <tlsa@netsurf-browser.org>
Date: Fri, 5 Sep 2014 23:25:43 +0100
Subject: Handle realloc failure.

---
 utils/filepath.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/utils/filepath.c b/utils/filepath.c
index c07cc4874..87f9302f4 100644
--- a/utils/filepath.c
+++ b/utils/filepath.c
@@ -248,8 +248,14 @@ expand_path(const char *path, int pathlen)
 					explen - cloop);
 				explen -= replen;
 			} else {
+				char *tmp;
 				envlen = strlen(envv);
-				exp = realloc(exp, explen + envlen - replen);
+				tmp = realloc(exp, explen + envlen - replen);
+				if (tmp == NULL) {
+					free(exp);
+					return NULL;
+				}
+				exp = tmp;
 				memmove(exp + cstart + envlen, 
 					exp + cloop + 1, 
 					explen - cloop );
-- 
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