From f59f7099cca1506f90ce7505a9da5a634e9fe8b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Sun, 3 Jun 2007 20:18:29 +0000
Subject: [PATCH] Don't accect zero length hex numbers.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@20861 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/asn1/der_format.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/asn1/der_format.c b/lib/asn1/der_format.c
index e5b04bd86..37e5bd7f2 100644
--- a/lib/asn1/der_format.c
+++ b/lib/asn1/der_format.c
@@ -51,7 +51,7 @@ der_parse_hex_heim_integer (const char *p, heim_integer *data)
     }
 
     len = strlen(p);
-    if (len < 0) {
+    if (len <= 0) {
 	data->data = NULL;
 	data->length = 0;
 	return EINVAL;