isl_access_info_compute_flow: plug memory leak on error path

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

diff --git a/isl_flow.c b/isl_flow.c
index 128aee5..6b6c3cb 100644 (file)
--- a/isl_flow.c
+++ b/isl_flow.c
@@ -898,7 +898,7 @@ __isl_give isl_flow *isl_access_info_compute_flow(__isl_take isl_access_info *ac
        else
                res = compute_val_based_dependences(acc);
        if (!res)
-               return NULL;
+               goto error2;
 
        for (j = 0; j < res->n_source; ++j) {
                res->dep[j].map = isl_map_apply_range(res->dep[j].map,