invalidate rules and kmod index with 'udevadm control --reload'

[elogind.git] / udev / udev-rules.c

diff --git a/udev/udev-rules.c b/udev/udev-rules.c
index 4226d0b4e0ea801439765db624131ffeb960cf00..aa750219daaa8dc5c513c0f3323e90a417bfe936 100644 (file)
--- a/udev/udev-rules.c
+++ b/udev/udev-rules.c
@@ -1890,16 +1890,17 @@ struct udev_rules *udev_rules_new(struct udev *udev, int resolve_names)
        return rules;
 }
 
-void udev_rules_unref(struct udev_rules *rules)
+struct udev_rules *udev_rules_unref(struct udev_rules *rules)
 {
        if (rules == NULL)
-               return;
+               return NULL;
        free(rules->tokens);
        free(rules->buf);
        free(rules->trie_nodes);
        free(rules->uids);
        free(rules->gids);
        free(rules);
+       return NULL;
 }
 
 static int match_key(struct udev_rules *rules, struct token *token, const char *val)