usb: interface authorization: Use a flag for the default device authorization

With this patch a flag instead of a variable
is used for the default device authorization.

Signed-off-by: Stefan Koch <stefan.koch10@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 9 insertions, 7 deletions

diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index 36ce3d215cad..4d147277b30d 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -58,12 +58,6 @@
  *
  * Since "struct usb_bus" is so thin, you can't share much code in it.
  * This framework is a layer over that, and should be more sharable.
- *
- * @authorized_default: Specifies if new devices are authorized to
- *                      connect by default or they require explicit
- *                      user space authorization; this bit is settable
- *                      through /sys/class/usb_host/X/authorized_default.
- *                      For the rest is RO, so we don't lock to r/w it.
  */
 
 /*-------------------------------------------------------------------------*/
@@ -121,6 +115,7 @@ struct usb_hcd {
 #define HCD_FLAG_RH_RUNNING             5       /* root hub is running? */
 #define HCD_FLAG_DEAD                   6       /* controller has died? */
 #define HCD_FLAG_INTF_AUTHORIZED        7       /* authorize interfaces? */
+#define HCD_FLAG_DEV_AUTHORIZED         8       /* authorize devices? */
 
         /* The flags can be tested using these macros; they are likely to
          * be slightly faster than test_bit().
@@ -140,6 +135,14 @@ struct usb_hcd {
 #define HCD_INTF_AUTHORIZED(hcd) \
         ((hcd)->flags & (1U << HCD_FLAG_INTF_AUTHORIZED))
 
+        /*
+         * Specifies if devices are authorized by default
+         * or they require explicit user space authorization; this bit is
+         * settable through /sys/class/usb_host/X/authorized_default
+         */
+#define HCD_DEV_AUTHORIZED(hcd) \
+        ((hcd)->flags & (1U << HCD_FLAG_DEV_AUTHORIZED))
+
         /* Flags that get set only during HCD registration or removal. */
         unsigned                rh_registered:1;/* is root hub registered? */
         unsigned                rh_pollable:1;  /* may we poll the root hub? */
@@ -150,7 +153,6 @@ struct usb_hcd {
          * support the new root-hub polling mechanism. */
         unsigned                uses_new_polling:1;
         unsigned                wireless:1;     /* Wireless USB HCD */
-        unsigned                authorized_default:1;
         unsigned                has_tt:1;       /* Integrated TT in root hub */
         unsigned                amd_resume_bug:1; /* AMD remote wakeup quirk */
         unsigned                can_do_streams:1; /* HC supports streams */