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usb: usb_generic_probe() obeys authorization

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If called and the device is not authorized to be used, then we won't
choose a configuration (as they are not a concept that exists for an
unauthorized device). However, the device is added to the system.

Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Inaky Perez-Gonzalez 2007-07-31 20:34:04 -07:00 committed by Greg Kroah-Hartman
parent 72230abb21
commit f8a374648b
1 changed files with 11 additions and 8 deletions
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19
drivers/usb/core/generic.c
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@ -161,17 +161,20 @@ static int generic_probe(struct usb_device *udev)
/* Choose and set the configuration. This registers the interfaces
* with the driver core and lets interface drivers bind to them.
*/
c = choose_configuration(udev);
if (c >= 0) {
err = usb_set_configuration(udev, c);
if (err) {
dev_err(&udev->dev, "can't set config #%d, error %d\n",
if (udev->authorized == 0)
dev_err(&udev->dev, "Device is not authorized for usage\n");
else {
c = choose_configuration(udev);
if (c >= 0) {
err = usb_set_configuration(udev, c);
if (err) {
dev_err(&udev->dev, "can't set config #%d, error %d\n",
c, err);
/* This need not be fatal. The user can try to
* set other configurations. */
/* This need not be fatal. The user can try to
* set other configurations. */
}
}
}
/* USB device state == configured ... usable */
usb_notify_add_device(udev);