diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/core/sysfs.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c index d9ec2de6c4cf..cfc68c11c3f5 100644 --- a/drivers/usb/core/sysfs.c +++ b/drivers/usb/core/sysfs.c @@ -957,41 +957,6 @@ static ssize_t supports_autosuspend_show(struct device *dev, } static DEVICE_ATTR_RO(supports_autosuspend); -/* - * interface_authorized_show - show authorization status of an USB interface - * 1 is authorized, 0 is deauthorized - */ -static ssize_t interface_authorized_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct usb_interface *intf = to_usb_interface(dev); - - return sprintf(buf, "%u\n", intf->authorized); -} - -/* - * interface_authorized_store - authorize or deauthorize an USB interface - */ -static ssize_t interface_authorized_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - struct usb_interface *intf = to_usb_interface(dev); - bool val; - - if (strtobool(buf, &val) != 0) - return -EINVAL; - - if (val) - usb_authorize_interface(intf); - else - usb_deauthorize_interface(intf); - - return count; -} -static struct device_attribute dev_attr_interface_authorized = - __ATTR(authorized, S_IRUGO | S_IWUSR, - interface_authorized_show, interface_authorized_store); - static struct attribute *intf_attrs[] = { &dev_attr_bInterfaceNumber.attr, &dev_attr_bAlternateSetting.attr, @@ -1001,7 +966,6 @@ static struct attribute *intf_attrs[] = { &dev_attr_bInterfaceProtocol.attr, &dev_attr_modalias.attr, &dev_attr_supports_autosuspend.attr, - &dev_attr_interface_authorized.attr, NULL, }; static struct attribute_group intf_attr_grp = { |
