From 5bc71925a8d3df1be49620c7ecc8945f1e94e9b2 Mon Sep 17 00:00:00 2001
From: Michael Jerris <mike@jerris.com>
Date: Mon, 8 Jan 2007 01:55:16 +0000
Subject: [PATCH] Make sure we pass early media after the pre-answer (thanks
 Mike Murdock for the report and troubleshooting assistance)

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@3928 d0543943-73ff-0310-b7d9-9358b9ac24b2
---
 src/switch_ivr.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/switch_ivr.c b/src/switch_ivr.c
index bc9f699f41..1f6b5695ea 100644
--- a/src/switch_ivr.c
+++ b/src/switch_ivr.c
@@ -1928,11 +1928,14 @@ static void *audio_bridge_thread(switch_thread_t *thread, void *obj)
 				switch_channel_answer(chan_a);
 				ans_a++;
 			} else if (!pre_b && switch_channel_test_flag(chan_b, CF_EARLY_MEDIA)) {
-				switch_channel_pre_answer(chan_a);
-				pre_b++;
+				if (switch_channel_pre_answer(chan_a) == SWITCH_STATUS_SUCCESS) {
+					pre_b++;
+				}
+			}
+			if (!pre_b) {
+				switch_yield(10000);
+				continue;
 			}
-			switch_yield(10000);
-			continue;
 		}