From 78c2a4f883ea9aba866358e2acd9793a7f42ca93 Mon Sep 17 00:00:00 2001
From: "djm@openbsd.org" <djm@openbsd.org>
Date: Fri, 26 Jun 2015 05:13:20 +0000
Subject: upstream commit

Fix \-escaping bug that caused forward path parsing to skip
 two characters and skip past the end of the string.

Based on patch by Salvador Fandino; ok dtucker@

Upstream-ID: 7b879dc446335677cbe4cb549495636a0535f3bd
---
 readconf.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/readconf.c b/readconf.c
index 47125aea6..db7d0bbbf 100644
--- a/readconf.c
+++ b/readconf.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: readconf.c,v 1.236 2015/05/22 04:45:52 djm Exp $ */
+/* $OpenBSD: readconf.c,v 1.237 2015/06/26 05:13:20 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -1927,7 +1927,8 @@ parse_fwd_field(char **p, struct fwdarg *fwd)
 		switch (*cp) {
 		case '\\':
 			memmove(cp, cp + 1, strlen(cp + 1) + 1);
-			cp++;
+			if (*cp == '\0')
+				return -1;
 			break;
 		case '/':
 			ispath = 1;
-- 
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