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res_pjsip_mwi: Remove inappropriate topic unreference.

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ast_mwi_topic() returns a borrowed reference which should not be
unreferenced, doing so leads to a FRACK.  This was hidden by the fact
that stasis_cache.c leaked the result of cache_remove in
caching_topic_exec.

Change-Id: I51101bf7d07b8dc8ce8fc46b6cb31fbbd213fbc7
This commit is contained in:
Corey Farrell
2019-09-19 12:06:07 -04:00
parent a687c7919d
commit 76d4a42ae1
2 changed files with 1 additions and 2 deletions
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2
main/stasis_cache.c
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@@ -868,7 +868,7 @@ static void caching_topic_exec(void *data, struct stasis_subscription *sub,
ao2_wrlock(caching_topic->cache->entries);
sub = cache_find(caching_topic->cache->entries, stasis_subscription_change_type(), change->uniqueid);
if (sub) {
cache_remove(caching_topic->cache->entries, sub, stasis_message_eid(message));
ao2_cleanup(cache_remove(caching_topic->cache->entries, sub, stasis_message_eid(message)));
ao2_cleanup(sub);
}
ao2_unlock(caching_topic->cache->entries);