user-util: fix use after free() on error path

Fixes CID#1412356.
2020-01-31 23:23:44 +09:00
parent b44b735a78
commit 4af8ab2cab
1 changed files with 1 additions and 3 deletions
@@ -496,11 +496,9 @@ int getgroups_alloc(gid_t** gids) {

                free(allocated);

-                allocated = new(gid_t, ngroups);
+                p = allocated = new(gid_t, ngroups);
                if (!allocated)
                        return -ENOMEM;
-
-                p = allocated;
        }

        *gids = TAKE_PTR(p);