composefs-info: Fix memory handling for calloc

* Free memory when done. * Add NULL check for calloc result. Signed-off-by: Alexander Larsson <[email protected]>
alexlarsson · Sep 15, 2023 · 97a2f86 · 97a2f86
1 parent ca46d09
commit 97a2f86
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/tools/composefs-info.c b/tools/composefs-info.c
@@ -231,7 +231,9 @@ static void print_objects(struct lcfs_node_s *node)
 	get_objects(node, ht);
 
 	size_t n_objects = hash_get_n_entries(ht);
-	char **objects = calloc(n_objects, sizeof(char *));
+	cleanup_free char **objects = calloc(n_objects, sizeof(char *));
+	if (objects == NULL)
+		errx(EXIT_FAILURE, "Out of memory");
 
 	hash_get_entries(ht, (void **)objects, n_objects);