Make sure to wake up sleeper on sip transfer issue (bug #2938)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4627 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channel.c b/channel.c
index 8be15ea..fb3edd3 100755 (executable)
--- a/channel.c
+++ b/channel.c
@@ -2435,8 +2435,10 @@ int ast_do_masquerade(struct ast_channel *original)
                ast_channel_free(clone);
                manager_event(EVENT_FLAG_CALL, "Hangup", "Channel: %s\r\n", zombn);
        } else {
+               struct ast_frame null_frame = { AST_FRAME_NULL, };
                ast_log(LOG_DEBUG, "Released clone lock on '%s'\n", clone->name);
                ast_set_flag(clone, AST_FLAG_ZOMBIE);
+               ast_queue_frame(clone, &null_frame);
                ast_mutex_unlock(&clone->lock);
        }