Github user shinrich commented on a diff in the pull request: https://github.com/apache/trafficserver/pull/801#discussion_r71157128 --- Diff: proxy/ProxyClientSession.cc --- @@ -142,7 +141,9 @@ ProxyClientSession::do_api_callout(TSHttpHookID id) this->api_current = NULL; if (this->hooks_on && this->has_hooks()) { - SET_HANDLER(&ProxyClientSession::state_api_callout); + if (!this->handler) { --- End diff -- Hmm. It looks like Http1ClientSession::start does not set the handler. I could add the handler check there and remove the null check here.
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