From 55b693762925223127ffb042eb02ef2a57bff906 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Mon, 2 Jan 2006 15:49:08 +0000
Subject: [PATCH] (parse_certificate): avoid stomping before array

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@16430 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/hx509/ks_file.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/lib/hx509/ks_file.c b/lib/hx509/ks_file.c
index e4acc2bdd..ed92bf62f 100644
--- a/lib/hx509/ks_file.c
+++ b/lib/hx509/ks_file.c
@@ -54,8 +54,16 @@ parse_certificate(const char *fn, int use_pem, Certificate *t)
 	    char *p;
 
 	    i = strcspn(buf, "\n");
-	    if (buf[i] == '\n') buf[i--] = '\0';
-	    if (buf[i] == '\r') buf[i--] = '\0';
+	    if (buf[i] == '\n') {
+		buf[i] = '\0';
+		if (i > 0)
+		    i--;
+	    }
+	    if (buf[i] == '\r') {
+		buf[i] = '\0';
+		if (i > 0)
+		    i--;
+	    }
 	    
 	    if (i == 26
 		&& strcmp("-----BEGIN CERTIFICATE-----", buf) == 0)