From: Sven Verdoolaege <skimo@kotnet.org>
Date: Tue, 17 Apr 2012 10:34:22 +0000 (+0200)
Subject: isl_basic_set_total_dim: handle NULL input
X-Git-Tag: isl-0.10~8^2~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c1697481a4da812d57a9fc688529c76eef6db801;p=platform%2Fupstream%2Fisl.git

isl_basic_set_total_dim: handle NULL input

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

diff --git a/isl_map.c b/isl_map.c
index b0f5100..e0defa7 100644
--- a/isl_map.c
+++ b/isl_map.c
@@ -122,6 +122,8 @@ unsigned isl_basic_set_n_param(__isl_keep isl_basic_set *bset)
 
 unsigned isl_basic_set_total_dim(const struct isl_basic_set *bset)
 {
+	if (!bset)
+		return 0;
 	return isl_space_dim(bset->dim, isl_dim_all) + bset->n_div;
 }