Issue #8848 - Turn off lamp more quickly after transfer (decrement inuse early on transferer's call leg)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@55834 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -3285,6 +3285,11 @@ static int sip_hangup(struct ast_channel *ast)
 	}
 
 	if (ast_test_flag(&p->flags[0], SIP_DEFER_BYE_ON_TRANSFER)) {
+		if (ast_test_flag(&p->flags[0], SIP_INC_COUNT)) {
+			if (option_debug && sipdebug)
+				ast_log(LOG_DEBUG, "update_call_counter(%s) - decrement call limit counter on hangup\n", p->username);
+			update_call_counter(p, DEC_CALL_LIMIT);
+		}
 		if (option_debug >3)
 			ast_log(LOG_DEBUG, "SIP Transfer: Not hanging up right now... Rescheduling hangup for %s.\n", p->callid);
 		if (p->autokillid > -1)
@@ -3308,9 +3313,11 @@ static int sip_hangup(struct ast_channel *ast)
 		ast_log(LOG_DEBUG, "Hanging up zombie call. Be scared.\n");
 
 	ast_mutex_lock(&p->lock);
+	if (ast_test_flag(&p->flags[0], SIP_INC_COUNT)) {
 		if (option_debug && sipdebug)
 			ast_log(LOG_DEBUG, "update_call_counter(%s) - decrement call limit counter on hangup\n", p->username);
 		update_call_counter(p, DEC_CALL_LIMIT);
+	}
 
 	/* Determine how to disconnect */
 	if (p->owner != ast) {