Merged revisions 230343 via svnmerge from

https://origsvn.digium.com/svn/asterisk/trunk

........
  r230343 | kpfleming | 2009-11-16 06:51:59 -0600 (Mon, 16 Nov 2009) | 2 lines
  
  Ensure that only one end of a T.38 session initiates teardown at completion.
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git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.2@230346 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_fax.c

@@ -705,7 +705,11 @@ static int transmit_t38(fax_session *s)
 	t38_terminal_release(&t38);
 
 disable_t38:
-	if (ast_channel_get_t38_state(s->chan) == T38_STATE_NEGOTIATED) {
+	/* if we are not the caller, it's our job to shut down the T.38
+	 * session when the FAX transmisson is complete.
+	 */
+	if ((s->caller_mode == FALSE) &&
+	    (ast_channel_get_t38_state(s->chan) == T38_STATE_NEGOTIATED)) {
 		if (ast_indicate_data(s->chan, AST_CONTROL_T38_PARAMETERS, &t38_parameters, sizeof(t38_parameters)) == 0) {
 			/* wait up to five seconds for negotiation to complete */
 			unsigned int timeout = 5000;