X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=vlan.c;h=7f8697b6609861724510999369fb6dd5e53ab897;hb=99e6dc68bbac5a57a0ebca810a9dc36e38667821;hp=f70420a257f71b77d5b6e95b1051a2a9a01b300a;hpb=2851c3bcde8c23f6535b13c80fc486569c288ec7;p=project%2Fnetifd.git

diff --git a/vlan.c b/vlan.c
index f70420a..7f8697b 100644
--- a/vlan.c
+++ b/vlan.c
@@ -50,7 +50,7 @@ static int vlan_set_device_state(struct device *dev, bool up)
 	}
 
 	ret = device_claim(&vldev->dep);
-	if (ret)
+	if (ret < 0)
 		return ret;
 
 	system_vlan_add(vldev->dep.dev, vldev->id);
@@ -63,25 +63,31 @@ static int vlan_set_device_state(struct device *dev, bool up)
 
 static void vlan_dev_set_name(struct vlan_device *vldev, struct device *dev)
 {
+	char name[IFNAMSIZ];
+
 	vldev->dev.hidden = dev->hidden;
-	snprintf(vldev->dev.ifname, IFNAMSIZ, "%s.%d", dev->ifname, vldev->id);
+	snprintf(name, IFNAMSIZ, "%s.%d", dev->ifname, vldev->id);
+	device_set_ifname(&vldev->dev, name);
 }
 
 static void vlan_dev_cb(struct device_user *dep, enum device_event ev)
 {
 	struct vlan_device *vldev;
+	bool new_state = false;
 
 	vldev = container_of(dep, struct vlan_device, dep);
 	switch(ev) {
 	case DEV_EVENT_ADD:
-		device_set_present(&vldev->dev, true);
-		break;
+		new_state = true;
 	case DEV_EVENT_REMOVE:
-		device_set_present(&vldev->dev, false);
+		device_set_present(&vldev->dev, new_state);
 		break;
 	case DEV_EVENT_UPDATE_IFNAME:
 		vlan_dev_set_name(vldev, dep->dev);
-		device_broadcast_event(&vldev->dev, ev);
+		break;
+	case DEV_EVENT_TOPO_CHANGE:
+		/* Propagate topo changes */
+		device_broadcast_event(&vldev->dev, DEV_EVENT_TOPO_CHANGE);
 		break;
 	default:
 		break;
@@ -113,12 +119,17 @@ static struct device *get_vlan_device(struct device *dev, int id, bool create)
 	if (!create)
 		return NULL;
 
+	D(DEVICE, "Create vlan device '%s.%d'\n", dev->ifname, id);
+
 	vldev = calloc(1, sizeof(*vldev));
+	if (!vldev)
+		return NULL;
 
 	vldev->id = id;
-	vlan_dev_set_name(vldev, dev);
 
-	device_init_virtual(&vldev->dev, &vlan_type, NULL);
+	device_init(&vldev->dev, &vlan_type, NULL);
+
+	vlan_dev_set_name(vldev, dev);
 	vldev->dev.default_config = true;
 
 	vldev->set_state = vldev->dev.set_state;