openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

Revert "usb: interface authorization: SysFS part of USB interface authorization" 

This reverts commit 187b3d75bb as the
signed-off-by address is invalid.

Cc: Stefan Koch <stefan.koch10@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2015-08-18 09:57:43 -07:00
parent dba3398381
commit 4d924d7a81
1 changed files with 0 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
drivers/usb/core/sysfs.c
View File

@ -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 = {