From: Corey Farrell <git@cfware.com>
Date: Wed, 18 Oct 2017 18:37:57 +0000 (-0400)
Subject: res_pjsip_refer: Prevent unload except during shutdown.
X-Git-Tag: 13.19.0-rc1~200
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=216251abcb6b11e65b9ce849216239b17c5d6e27;p=thirdparty%2Fasterisk.git

res_pjsip_refer: Prevent unload except during shutdown.

Prevent unload of the module as certain pjsip initialization functions
cannot be reversed.

ASTERISK-24483

Change-Id: I94597ec8b8491f5af9c57bf66dbc3b078fe2d49d
---

diff --git a/res/res_pjsip_refer.c b/res/res_pjsip_refer.c
index ff8bc6a660..8e179fc56d 100644
--- a/res/res_pjsip_refer.c
+++ b/res/res_pjsip_refer.c
@@ -1211,6 +1211,8 @@ static int load_module(void)
 	ast_sip_register_service(&refer_progress_module);
 	ast_sip_session_register_supplement(&refer_supplement);
 
+	ast_module_shutdown_ref(ast_module_info->self);
+
 	return AST_MODULE_LOAD_SUCCESS;
 }