diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 524d6d712e72..ab3bca4d5ad2 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -2444,10 +2444,12 @@ int hid_add_device(struct hid_device *hdev) hid_warn(hdev, "bad device descriptor (%d)\n", ret); } + hdev->id = atomic_inc_return(&id); + /* XXX hack, any other cleaner solution after the driver core * is converted to allow more than 20 bytes as the device name? */ dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus, - hdev->vendor, hdev->product, atomic_inc_return(&id)); + hdev->vendor, hdev->product, hdev->id); hid_debug_register(hdev, dev_name(&hdev->dev)); ret = device_add(&hdev->dev); diff --git a/include/linux/hid.h b/include/linux/hid.h index 256f34f49167..7818dbafab0f 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -624,6 +624,8 @@ struct hid_device { /* device report descriptor */ struct list_head debug_list; spinlock_t debug_list_lock; wait_queue_head_t debug_wait; + + unsigned int id; /* system unique id */ }; #define to_hid_device(pdev) \