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usb: usb_probe_interface() obeys authorization

If called and the device is not authorized to be used, it won't
configure the interface and print a message saying so.

Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Inaky Perez-Gonzalez 18 vuotta sitten
vanhempi
commit
72230abb21
1 muutettua tiedostoa jossa 5 lisäystä ja 0 poistoa
  1. 5 0
      drivers/usb/core/driver.c

+ 5 - 0
drivers/usb/core/driver.c

@@ -202,6 +202,11 @@ static int usb_probe_interface(struct device *dev)
 	intf = to_usb_interface(dev);
 	udev = interface_to_usbdev(intf);
 
+ 	if (udev->authorized == 0) {
+ 		dev_err(&intf->dev, "Device is not authorized for usage\n");
+ 		return -ENODEV;
+ 	}
+
 	id = usb_match_id(intf, driver->id_table);
 	if (!id)
 		id = usb_match_dynamic_id(intf, driver);