From: Sven Verdoolaege <skimo@kotnet.org>
Date: Sun, 2 Dec 2012 11:12:14 +0000 (+0100)
Subject: isl_pw_aff_set_rational: avoid invalid access on error
X-Git-Tag: isl-0.11~28
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=26bbec389cd1d27f9d391f4ab78c474d09b4de2d;p=platform%2Fupstream%2Fisl.git

isl_pw_aff_set_rational: avoid invalid access on error

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
---

diff --git a/isl_aff.c b/isl_aff.c
index d8b89ce..e9d7286 100644
--- a/isl_aff.c
+++ b/isl_aff.c
@@ -2626,14 +2626,15 @@ __isl_give isl_pw_aff *isl_pw_aff_set_rational(__isl_take isl_pw_aff *pwaff)
 __isl_give isl_pw_aff_list *isl_pw_aff_list_set_rational(
 	__isl_take isl_pw_aff_list *list)
 {
-	int i;
+	int i, n;
 
 	if (!list)
 		return NULL;
 	if (list->n == 0)
 		return list;
 
-	for (i = 0; i < list->n; ++i) {
+	n = list->n;
+	for (i = 0; i < n; ++i) {
 		isl_pw_aff *pa;
 
 		pa = isl_pw_aff_list_get_pw_aff(list, i);