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authorInaky Perez-Gonzalez <inaky@linux.intel.com>2007-07-31 20:34:03 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2007-10-12 14:55:07 -0700
commit72230abb21349cda54d6cce0d6fd325c023b958e (patch)
treef3a6bfa3026d6c0f659343c40f81a6c46714ff52 /drivers/usb
parent1145065cd0434b0fd5cd7c0efe0f1438fb154ed0 (diff)
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>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/core/driver.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 63b1243a913..8da4801bb92 100644
--- a/drivers/usb/core/driver.c
+++ b/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);