USB: Add "authorized_default" parameter to the usbcore module

The "authorized_default" module parameter of usbcore controls the default
for the authorized_default variable of each USB host controller.
-1 is authorized for all devices except wireless (default, old behaviour)
0 is unauthorized for all devices
1 is authorized for all devices

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index d9a203b058f1..74230bd14b05 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -2538,6 +2538,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
         unknown_nmi_panic
                         [X86] Cause panic on unknown NMI.
 
+        usbcore.authorized_default=
+                        [USB] Default USB device authorization:
+                        (default -1 = authorized except for wireless USB,
+                        0 = not authorized, 1 = authorized)
+
         usbcore.autosuspend=
                         [USB] The autosuspend time delay (in seconds) used
                         for newly-detected USB devices (default 2).  This