res_calendar: Cleanup scheduler context at unload.

ASTERISK-25679 #close

Change-Id: I839159bf6882cccc1b23494c7aa2bc2a2624613f

diff --git a/res/res_calendar.c b/res/res_calendar.c
index 1a9878b3276357f6232251836b2278c3258d6903..6f6f711b3eb67bba5e714c62ff303ffabde446b1 100644 (file)
--- a/res/res_calendar.c
+++ b/res/res_calendar.c
@@ -1853,6 +1853,8 @@ static int unload_module(void)
        ast_mutex_unlock(&refreshlock);
        pthread_join(refresh_thread, NULL);
 
+       ast_sched_context_destroy(sched);
+
        AST_LIST_LOCK(&techs);
        AST_LIST_TRAVERSE_SAFE_BEGIN(&techs, tech, list) {
                ast_unload_resource(tech->module, 0);