config hooks: correct ref leaks

This small patch fixes a ref leak when
adding a config hook and cleans up the
container on shutdown.

Review: https://reviewboard.asterisk.org/r/4407

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/11@431582 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/main/config.c b/main/config.c
index da974d9fb5f448bc93f91e1b0561c451d4566b3b..8f886e079274a6fced6aeb4b33d916bc235d842e 100644 (file)
--- a/main/config.c
+++ b/main/config.c
@@ -3360,6 +3360,9 @@ static void config_shutdown(void)
        AST_LIST_UNLOCK(&cfmtime_head);
 
        ast_cli_unregister_multiple(cli_config, ARRAY_LEN(cli_config));
+
+       ao2_cleanup(cfg_hooks);
+       cfg_hooks = NULL;
 }
 
 int register_config_cli(void)
@@ -3448,5 +3451,6 @@ int ast_config_hook_register(const char *name,
        hook->module = ast_strdup(module);
 
        ao2_link(cfg_hooks, hook);
+       ao2_ref(hook, -1);
        return 0;
 }