From 9b49bcea7742f6d32cfabe049ef1fc743ca829d6 Mon Sep 17 00:00:00 2001
From: Sven Verdoolaege <skimo@kotnet.org>
Date: Sat, 26 Jun 2010 12:42:17 +0200
Subject: [PATCH] isl_tab.c: tab_mat_product: avoid NULL pointer dereference

---
 isl_tab.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/isl_tab.c b/isl_tab.c
index 5eafec4..54ed72b 100644
--- a/isl_tab.c
+++ b/isl_tab.c
@@ -312,6 +312,8 @@ static struct isl_mat *tab_mat_product(struct isl_mat *mat1,
 
 	prod = isl_mat_alloc(mat1->ctx, mat1->n_row + mat2->n_row,
 					off + col1 + col2);
+	if (!prod)
+		return NULL;
 
 	n = 0;
 	for (i = 0; i < r1; ++i) {
-- 
2.7.4