From 1af6bb72455588a1fc3fb8ece47169c97f2456e2 Mon Sep 17 00:00:00 2001
From: Rene Mayrhofer <rene@mayrhofer.eu.org>
Date: Thu, 24 Jun 2010 18:46:44 +0000
Subject: Fix patch to actually apply.

---
 src/pluto/x509.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/pluto')

diff --git a/src/pluto/x509.c b/src/pluto/x509.c
index 0a29830ea..0abebc6f0 100644
--- a/src/pluto/x509.c
+++ b/src/pluto/x509.c
@@ -393,6 +393,10 @@ void list_x509cert_chain(const char *caption, cert_t* cert,
 				{
 					written = snprintf(pos, len, ", %Y", id);
 				}
+				if (written < 0 || written >= len)
+				{
+					break;
+				}
 				pos += written;
 				len -= written;
 			}
-- 
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