Description:
Required for SIP-over-TLS and
 CounterPath Bria Android Edition, or
 CSipSimple
with all audio codecs enabled (very long SIP INVITE; SDP)
re-produced with Asterisk 12.3 on Ubuntu 14.04, and Android 4.2
CounterPath Bria iPhone Edition was not affected.

--- channels/chan_sip.c	(revision 416319)
+++ channels/chan_sip.c	(working copy)
@@ -2752,7 +2752,7 @@
 static int sip_tls_read(struct sip_request *req, struct sip_request *reqcpy, struct ast_tcptls_session_instance *tcptls_session,
 			int authenticated, time_t start, struct sip_threadinfo *me)
 {
-	int res, content_length, after_poll = 1, need_poll = 1;
+	int res, content_length, after_poll = 0, need_poll = 0;
 	size_t datalen = ast_str_strlen(req->data);
 	char buf[1024] = "";
 	int timeout = -1;