Commit 30b1e495 authored by Yuanhan Liu's avatar Yuanhan Liu Committed by Greg Kroah-Hartman
Browse files

USB: use bus_to_hdc instead of container_of 



We defined bus_to_hdc for that, use it.

Signed-off-by: default avatarYuanhan Liu <yliu.null@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 60d80adb

drivers/usb/core/usb.c

+2 −2
Original line number Diff line number Diff line
@@ -370,14 +370,14 @@ struct usb_device *usb_alloc_dev(struct usb_device *parent, 
				 struct usb_bus *bus, unsigned port1)

{

	struct usb_device *dev;

	struct usb_hcd *usb_hcd = container_of(bus, struct usb_hcd, self);

	struct usb_hcd *usb_hcd = bus_to_hcd(bus);

	unsigned root_hub = 0;



	dev = kzalloc(sizeof(*dev), GFP_KERNEL);

	if (!dev)

		return NULL;



	if (!usb_get_hcd(bus_to_hcd(bus))) {

	if (!usb_get_hcd(usb_hcd)) {

		kfree(dev);

		return NULL;

	}