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Commit e271b2c9 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
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USB: core: fix device node leak 



Make sure to release any OF device-node reference taken when creating
the USB device.

Note that we currently do not hold a reference to the root hub
device-tree node (i.e. the parent controller node).

Fixes: 69bec725 ("USB: core: let USB device know device node")
Cc: stable <stable@vger.kernel.org>	# v4.6
Acked-by: default avatarPeter Chen <peter.chen@nxp.com>
Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 0bd08fc8

drivers/usb/core/usb.c

+2 −0
Original line number Diff line number Diff line
@@ -416,6 +416,8 @@ static void usb_release_dev(struct device *dev) 


	usb_destroy_configuration(udev);

	usb_release_bos_descriptor(udev);

	if (udev->parent)

		of_node_put(dev->of_node);

	usb_put_hcd(hcd);

	kfree(udev->product);

	kfree(udev->manufacturer);