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Commit d65cc1b4 authored by Kay Sievers's avatar Kay Sievers Committed by Greg Kroah-Hartman
Browse files

usb: add PRODUCT, TYPE to usb-interface events 



This fixes a regression for userspace programs that were relying on these events.


Signed-off-by: default avatarKay Sievers <kay.sievers@vrfy.org>
Cc: Andreas Jellinghaus <aj@ciphirelabs.com>
Cc: stable <stable@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 83fc8a15

drivers/usb/core/message.c

+24 −0
Original line number Diff line number Diff line
@@ -1358,6 +1358,30 @@ static int usb_if_uevent(struct device *dev, char **envp, int num_envp, 
	usb_dev = interface_to_usbdev(intf);

	alt = intf->cur_altsetting;



#ifdef CONFIG_USB_DEVICEFS

	if (add_uevent_var(envp, num_envp, &i,

			   buffer, buffer_size, &length,

			   "DEVICE=/proc/bus/usb/%03d/%03d",

			   usb_dev->bus->busnum, usb_dev->devnum))

		return -ENOMEM;

#endif



	if (add_uevent_var(envp, num_envp, &i,

			   buffer, buffer_size, &length,

			   "PRODUCT=%x/%x/%x",

			   le16_to_cpu(usb_dev->descriptor.idVendor),

			   le16_to_cpu(usb_dev->descriptor.idProduct),

			   le16_to_cpu(usb_dev->descriptor.bcdDevice)))

		return -ENOMEM;



	if (add_uevent_var(envp, num_envp, &i,

			   buffer, buffer_size, &length,

			   "TYPE=%d/%d/%d",

			   usb_dev->descriptor.bDeviceClass,

			   usb_dev->descriptor.bDeviceSubClass,

			   usb_dev->descriptor.bDeviceProtocol))

		return -ENOMEM;



	if (add_uevent_var(envp, num_envp, &i,

		   buffer, buffer_size, &length,

		   "INTERFACE=%d/%d/%d",