From: Howard Chu <hyc@openldap.org>
Date: Thu, 9 Jun 2011 02:17:50 +0000 (-0700)
Subject: ITS#6901 fix filter with zero-length values
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=cbb6fe15b96bcab6ea9d3dab99904c8a17a6d7ef;p=openldap

ITS#6901 fix filter with zero-length values
---

diff --git a/servers/slapd/overlays/unique.c b/servers/slapd/overlays/unique.c
index 9fbb7c672d..0889a17a47 100644
--- a/servers/slapd/overlays/unique.c
+++ b/servers/slapd/overlays/unique.c
@@ -963,6 +963,8 @@ build_filter(
 				int len;
 
 				ldap_bv2escaped_filter_value_x( &b[i], &bv, 1, ctx );
+				if (!b[i].bv_len)
+					bv.bv_val = b[i].bv_val;
 				len = snprintf( kp, ks, "(%s=%s)", ad->ad_cname.bv_val, bv.bv_val );
 				assert( len >= 0 && len < ks );
 				kp += len;