mod_portaudio: default dual-streams to off

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11472 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_portaudio/mod_portaudio.c

@@ -845,6 +845,8 @@ static switch_status_t load_config(void)
 		return SWITCH_STATUS_TERM;
 	}
 
+	globals.dual_streams = 0;
+
 	globals.indev = globals.outdev = globals.ringdev = -1;
 	globals.sample_rate = 8000;
 
@@ -919,10 +921,6 @@ static switch_status_t load_config(void)
 		globals.codec_ms = 20;
 	}
 
-	if (!globals.dual_streams) {
-		globals.dual_streams = 0;
-	}
-
 	if (!globals.ring_interval) {
 		globals.ring_interval = 5;
 	}