Don't hangup the call for SS7 if we get an alarm

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@85957 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_zap.c

@@ -4106,6 +4106,7 @@ static struct ast_frame *zt_handle_event(struct ast_channel *ast)
 			break;
 		case ZT_EVENT_ALARM:
 #ifdef HAVE_PRI
+			if (p->sig == SIG_PRI) {
 				if (!p->pri || !p->pri->pri || (pri_get_timer(p->pri->pri, PRI_TIMER_T309) < 0)) {
 					/* T309 is not enabled : hangup calls when alarm occurs */
 					if (p->call) {
@@ -4123,6 +4124,7 @@ static struct ast_frame *zt_handle_event(struct ast_channel *ast)
 					if (p->owner)
 						p->owner->_softhangup |= AST_SOFTHANGUP_DEV;
 				}
+			}
 			if (p->bearer)
 				p->bearer->inalarm = 1;
 			else
@@ -4140,6 +4142,10 @@ static struct ast_frame *zt_handle_event(struct ast_channel *ast)
 			} else {
 				break;
 			}
+#endif
+#ifdef HAVE_SS7
+			if (p->sig == SIG_SS7)
+				break;
 #endif
 		case ZT_EVENT_ONHOOK:
 			if (p->radio) {