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From 90b5b46341dbba78d8cd98d55d1b9321544c7887 Mon Sep 17 00:00:00 2001
From: Nikolai Kondrashov <Nikolai.Kondrashov@redhat.com>
Date: Mon, 15 Dec 2014 14:42:56 +0200
Subject: [PATCH 1/1] valuepair: Don't remove unknown backslash

Don't remove backslash from unknown escape sequences in pairparsevalue,
adhering to behavior common to most other programs dealing with
backslash escape sequences.
---
 src/lib/valuepair.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/lib/valuepair.c b/src/lib/valuepair.c
index 7d6ee88..7742b81 100644
--- a/src/lib/valuepair.c
+++ b/src/lib/valuepair.c
@@ -1176,12 +1176,14 @@ int pairparsevalue(VALUE_PAIR *vp, char const *value, size_t inlen)
 					c = x;
 					cp += 3;
 
-				} else if (cp[0]) {
-					/*
-					 *	\p --> p
-					 */
-					c = *cp++;
-				} /* else at EOL \ --> \ */
+				}
+
+				/*
+				 *	Else It's not a recognised escape sequence DON'T
+				 *	consume the backslash. This is identical
+				 *	behaviour to bash and most other things that
+				 *	use backslash escaping.
+				 */
 			}
 			*p++ = c;
 			vp_len++;
-- 
2.1.3