From: Sven Verdoolaege <skimo@kotnet.org>
Date: Sat, 26 Jun 2010 09:10:59 +0000 (+0200)
Subject: isl_affine_hull.c: extend_affine_hull: avoid NULL pointer dereference
X-Git-Tag: isl-0.03~34
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9046426e86b60872cad1c329b70ba5a06a9a7635;p=platform%2Fupstream%2Fisl.git

isl_affine_hull.c: extend_affine_hull: avoid NULL pointer dereference
---

diff --git a/isl_affine_hull.c b/isl_affine_hull.c
index 7451fed..73a6590 100644
--- a/isl_affine_hull.c
+++ b/isl_affine_hull.c
@@ -403,6 +403,8 @@ static struct isl_basic_set *extend_affine_hull(struct isl_tab *tab,
 			goto error;
 		point = isl_basic_set_from_vec(sample);
 		hull = affine_hull(hull, point);
+		if (!hull)
+			return NULL;
 	}
 
 	return hull;