isl_map_coalesce: plug memory leak on error path

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

diff --git a/isl_coalesce.c b/isl_coalesce.c
index a07d983..8cb942e 100644 (file)
--- a/isl_coalesce.c
+++ b/isl_coalesce.c
@@ -1280,6 +1280,7 @@ error:
                for (i = 0; i < n; ++i)
                        isl_tab_free(tabs[i]);
        free(tabs);
+       isl_map_free(map);
        return NULL;
 }