Only drop audio if we receive it without a progress indication. We allow other frames...

(closes issue #12440)
Reported by: aragon

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@114322 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 9e7146a2ef9cb5335ed5ce4a4719a0888821b6e3..6eeea7e567af5d104724aa84a767d5f07fe16ed0 100644 (file)
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -4386,7 +4386,7 @@ static struct ast_frame *sip_read(struct ast_channel *ast)
        }
 
        /* Only allow audio through if they sent progress with SDP, or if the channel is actually answered */
-       if (p->invitestate != INV_EARLY_MEDIA && ast->_state != AST_STATE_UP) {
+       if (fr->frametype == AST_FRAME_VOICE && p->invitestate != INV_EARLY_MEDIA && ast->_state != AST_STATE_UP) {
                fr = &ast_null_frame;
        }