From: Howard Chu <hyc@openldap.org>
Date: Sat, 30 Apr 2005 01:15:10 +0000 (+0000)
Subject: Fix ITS#3695 preserve stack alignment in slap_sl_realloc
X-Git-Tag: OPENLDAP_AC_BP~761
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=43cd22a6395ca32db09cd8dcc9fa6787dc7a21fa;p=openldap

Fix ITS#3695 preserve stack alignment in slap_sl_realloc
---

diff --git a/servers/slapd/sl_malloc.c b/servers/slapd/sl_malloc.c
index 7931715817..d065c57ec9 100644
--- a/servers/slapd/sl_malloc.c
+++ b/servers/slapd/sl_malloc.c
@@ -376,6 +376,10 @@ slap_sl_realloc(void *ptr, ber_len_t size, void *ctx)
 	}
 
 	if (sh->sh_stack) {
+		/* round up to doubleword boundary */
+		size += pad + sizeof( ber_len_t );
+		size &= ~pad;
+
 		/* Never shrink blocks */
 		if (size <= p[-1]) {
 			new = p;