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-rw-r--r--drivers/usb/core/driver.c11
-rw-r--r--drivers/usb/core/message.c24
-rw-r--r--drivers/usb/core/usb.c25
3 files changed, 25 insertions, 35 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 8586817698ad..c51f8e9312e0 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -585,9 +585,6 @@ static int usb_uevent(struct device *dev, struct kobj_uevent_env *env)
585{ 585{
586 struct usb_device *usb_dev; 586 struct usb_device *usb_dev;
587 587
588 if (!dev)
589 return -ENODEV;
590
591 /* driver is often null here; dev_dbg() would oops */ 588 /* driver is often null here; dev_dbg() would oops */
592 pr_debug ("usb %s: uevent\n", dev->bus_id); 589 pr_debug ("usb %s: uevent\n", dev->bus_id);
593 590
@@ -631,14 +628,6 @@ static int usb_uevent(struct device *dev, struct kobj_uevent_env *env)
631 usb_dev->descriptor.bDeviceProtocol)) 628 usb_dev->descriptor.bDeviceProtocol))
632 return -ENOMEM; 629 return -ENOMEM;
633 630
634 if (add_uevent_var(env, "BUSNUM=%03d",
635 usb_dev->bus->busnum))
636 return -ENOMEM;
637
638 if (add_uevent_var(env, "DEVNUM=%03d",
639 usb_dev->devnum))
640 return -ENOMEM;
641
642 return 0; 631 return 0;
643} 632}
644 633
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 40fd39de5bf9..fcd40ecbeecc 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -1346,34 +1346,10 @@ static int usb_if_uevent(struct device *dev, struct kobj_uevent_env *env)
1346 struct usb_interface *intf; 1346 struct usb_interface *intf;
1347 struct usb_host_interface *alt; 1347 struct usb_host_interface *alt;
1348 1348
1349 if (!dev)
1350 return -ENODEV;
1351
1352 /* driver is often null here; dev_dbg() would oops */
1353 pr_debug ("usb %s: uevent\n", dev->bus_id);
1354
1355 intf = to_usb_interface(dev); 1349 intf = to_usb_interface(dev);
1356 usb_dev = interface_to_usbdev(intf); 1350 usb_dev = interface_to_usbdev(intf);
1357 alt = intf->cur_altsetting; 1351 alt = intf->cur_altsetting;
1358 1352
1359#ifdef CONFIG_USB_DEVICEFS
1360 if (add_uevent_var(env, "DEVICE=/proc/bus/usb/%03d/%03d",
1361 usb_dev->bus->busnum, usb_dev->devnum))
1362 return -ENOMEM;
1363#endif
1364
1365 if (add_uevent_var(env, "PRODUCT=%x/%x/%x",
1366 le16_to_cpu(usb_dev->descriptor.idVendor),
1367 le16_to_cpu(usb_dev->descriptor.idProduct),
1368 le16_to_cpu(usb_dev->descriptor.bcdDevice)))
1369 return -ENOMEM;
1370
1371 if (add_uevent_var(env, "TYPE=%d/%d/%d",
1372 usb_dev->descriptor.bDeviceClass,
1373 usb_dev->descriptor.bDeviceSubClass,
1374 usb_dev->descriptor.bDeviceProtocol))
1375 return -ENOMEM;
1376
1377 if (add_uevent_var(env, "INTERFACE=%d/%d/%d", 1353 if (add_uevent_var(env, "INTERFACE=%d/%d/%d",
1378 alt->desc.bInterfaceClass, 1354 alt->desc.bInterfaceClass,
1379 alt->desc.bInterfaceSubClass, 1355 alt->desc.bInterfaceSubClass,
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index c4a6f1095b8b..8f142370103d 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -192,9 +192,34 @@ static void usb_release_dev(struct device *dev)
192 kfree(udev); 192 kfree(udev);
193} 193}
194 194
195#ifdef CONFIG_HOTPLUG
196static int usb_dev_uevent(struct device *dev, struct kobj_uevent_env *env)
197{
198 struct usb_device *usb_dev;
199
200 usb_dev = to_usb_device(dev);
201
202 if (add_uevent_var(env, "BUSNUM=%03d", usb_dev->bus->busnum))
203 return -ENOMEM;
204
205 if (add_uevent_var(env, "DEVNUM=%03d", usb_dev->devnum))
206 return -ENOMEM;
207
208 return 0;
209}
210
211#else
212
213static int usb_dev_uevent(struct device *dev, struct kobj_uevent_env *env)
214{
215 return -ENODEV;
216}
217#endif /* CONFIG_HOTPLUG */
218
195struct device_type usb_device_type = { 219struct device_type usb_device_type = {
196 .name = "usb_device", 220 .name = "usb_device",
197 .release = usb_release_dev, 221 .release = usb_release_dev,
222 .uevent = usb_dev_uevent,
198}; 223};
199 224
200#ifdef CONFIG_PM 225#ifdef CONFIG_PM