diff --git a/net/atm/atm_sysfs.c b/net/atm/atm_sysfs.c
index 1b88311..b5674dc 100644
--- a/net/atm/atm_sysfs.c
+++ b/net/atm/atm_sysfs.c
@@ -149,7 +149,7 @@
 	cdev->class = &atm_class;
 	dev_set_drvdata(cdev, adev);
 
-	snprintf(cdev->bus_id, BUS_ID_SIZE, "%s%d", adev->type, adev->number);
+	dev_set_name(cdev, "%s%d", adev->type, adev->number);
 	err = device_register(cdev);
 	if (err < 0)
 		return err;
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index f4f6615..f2bbb2f 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -113,8 +113,7 @@
 	conn->dev.class = bt_class;
 	conn->dev.parent = &hdev->dev;
 
-	snprintf(conn->dev.bus_id, BUS_ID_SIZE, "%s:%d",
-					hdev->name, conn->handle);
+	dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
 
 	dev_set_drvdata(&conn->dev, conn);
 
@@ -132,7 +131,7 @@
  */
 static int __match_tty(struct device *dev, void *data)
 {
-	return !strncmp(dev->bus_id, "rfcomm", 6);
+	return !strncmp(dev_name(dev), "rfcomm", 6);
 }
 
 static void del_conn(struct work_struct *work)
@@ -421,7 +420,7 @@
 	dev->class = bt_class;
 	dev->parent = hdev->parent;
 
-	strlcpy(dev->bus_id, hdev->name, BUS_ID_SIZE);
+	dev_set_name(dev, hdev->name);
 
 	dev_set_drvdata(dev, hdev);
 
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 85cb8bd..146dcfe 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -494,7 +494,7 @@
 	dev->groups = groups;
 
 	BUILD_BUG_ON(BUS_ID_SIZE < IFNAMSIZ);
-	strlcpy(dev->bus_id, net->name, BUS_ID_SIZE);
+	dev_set_name(dev, net->name);
 
 #ifdef CONFIG_SYSFS
 	*groups++ = &netstat_group;
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 3761688..7384bad 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -284,7 +284,7 @@
 	netif_carrier_off(slave_dev);
 
 	if (p->phy != NULL) {
-		phy_attach(slave_dev, p->phy->dev.bus_id,
+		phy_attach(slave_dev, dev_name(&p->phy->dev),
 			   0, PHY_INTERFACE_MODE_GMII);
 
 		p->phy->autoneg = AUTONEG_ENABLE;
diff --git a/net/rfkill/rfkill.c b/net/rfkill/rfkill.c
index 69f3a3b..ec26eae 100644
--- a/net/rfkill/rfkill.c
+++ b/net/rfkill/rfkill.c
@@ -774,7 +774,7 @@
 	int error;
 
 	if (!rfkill->led_trigger.name)
-		rfkill->led_trigger.name = rfkill->dev.bus_id;
+		rfkill->led_trigger.name = dev_name(&rfkill->dev);
 	if (!rfkill->led_trigger.activate)
 		rfkill->led_trigger.activate = rfkill_led_trigger_activate;
 	error = led_trigger_register(&rfkill->led_trigger);
@@ -815,8 +815,7 @@
 			"badly initialized rfkill struct\n"))
 		return -EINVAL;
 
-	snprintf(dev->bus_id, sizeof(dev->bus_id),
-		 "rfkill%ld", (long)atomic_inc_return(&rfkill_no) - 1);
+	dev_set_name(dev, "rfkill%ld", (long)atomic_inc_return(&rfkill_no) - 1);
 
 	rfkill_led_trigger_register(rfkill);
 
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 72825af..39e3d10 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -236,8 +236,7 @@
 	mutex_unlock(&cfg80211_drv_mutex);
 
 	/* give it a proper name */
-	snprintf(drv->wiphy.dev.bus_id, BUS_ID_SIZE,
-		 PHY_NAME "%d", drv->idx);
+	dev_set_name(&drv->wiphy.dev, PHY_NAME "%d", drv->idx);
 
 	mutex_init(&drv->mtx);
 	mutex_init(&drv->devlist_mtx);