From c9122e8b2811172c28d7bfd1d04c15d64cd35f63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Thu, 11 Dec 2008 05:03:17 +0000
Subject: [PATCH] on failure set hex_encode output to NULL

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@24121 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/roken/hex.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/roken/hex.c b/lib/roken/hex.c
index 2167172f9..b5ce01e36 100644
--- a/lib/roken/hex.c
+++ b/lib/roken/hex.c
@@ -64,8 +64,10 @@ hex_encode(const void *data, size_t size, char **str)
 	return -1;
 
     p = malloc(size * 2 + 1);
-    if (p == NULL)
+    if (p == NULL) {
+        *str = NULL;
 	return -1;
+    }
 
     for (i = 0; i < size; i++) {
 	p[i * 2] = hexchar[(*q >> 4) & 0xf];