From: Howard Chu <hyc@symas.com>
Date: Mon, 5 Nov 2012 13:06:06 +0000 (-0800)
Subject: ITS#7432 fix typo in mdb_midl_sort
X-Git-Tag: OPENLDAP_REL_ENG_2_4_34~120^2
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=bb36bdcd1c22d1fbc6575452ef5c9112715ab083;p=openldap

ITS#7432 fix typo in mdb_midl_sort

Wasn't pushing the optimal half of the array onto the stack,
thus used more stack than expected -> overrun.
---

diff --git a/libraries/libmdb/midl.c b/libraries/libmdb/midl.c
index 9ee100dc35..8de61e3d0c 100644
--- a/libraries/libmdb/midl.c
+++ b/libraries/libmdb/midl.c
@@ -232,7 +232,7 @@ mdb_midl_sort( MDB_IDL ids )
 			ids[l+1] = ids[j];
 			ids[j] = a;
 			jstack += 2;
-			if (ir-i+1 >= j-1) {
+			if (ir-i+1 >= j-l) {
 				istack[jstack] = ir;
 				istack[jstack-1] = i;
 				ir = j-1;