From 0d05846dc8837b23edf5944a2c74853b48335954 Mon Sep 17 00:00:00 2001
From: Pierangelo Masarati <ando@openldap.org>
Date: Sat, 23 Sep 2006 15:43:55 +0000
Subject: [PATCH] fix potential double free in case of error

---
 libraries/librewrite/map.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/libraries/librewrite/map.c b/libraries/librewrite/map.c
index d82729f5ab..0abfd78b91 100644
--- a/libraries/librewrite/map.c
+++ b/libraries/librewrite/map.c
@@ -354,7 +354,12 @@ rewrite_map_apply(
 				( struct rewrite_context * )map->lm_data,
 				key->bv_val, &val->bv_val );
 		if ( val->bv_val != NULL ) {
-			val->bv_len = strlen( val->bv_val );
+			if ( val->bv_val = key->bv_val ) {
+				val->bv_len = key->bv_len;
+				key->bv_val = NULL;
+			} else {
+				val->bv_len = strlen( val->bv_val );
+			}
 		}
 		break;
 
-- 
2.39.5