isl_affine_hull.c: affine_hull_with_cone: plug memory leak on error path

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

diff --git a/isl_affine_hull.c b/isl_affine_hull.c
index d3d3b7d..b641763 100644 (file)
--- a/isl_affine_hull.c
+++ b/isl_affine_hull.c
@@ -940,9 +940,10 @@ static struct isl_basic_set *affine_hull_with_cone(struct isl_basic_set *bset,
 
        hull = uset_affine_hull_bounded(bset);
 
-       if (!hull)
+       if (!hull) {
+               isl_mat_free(Q);
                isl_mat_free(U);
-       else {
+       } else {
                struct isl_vec *sample = isl_vec_copy(hull->sample);
                U = isl_mat_drop_cols(U, 1 + total - cone_dim, cone_dim);
                if (sample && sample->size > 0)