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The former value can still be passed as a module parameter to retain backwards compatibility. Signed-off-by: Niko Mauno --- drivers/usb/core/hcd.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 12b6dfeaf658..9aa5e6bf9b9d 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -357,12 +357,10 @@ static const u8 ss_rh_config_descriptor[] = { #define USB_AUTHORIZE_ALL 1 #define USB_AUTHORIZE_INTERNAL 2 -static int authorized_default = USB_AUTHORIZE_WIRED; +static int authorized_default = USB_AUTHORIZE_ALL; module_param(authorized_default, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(authorized_default, - "Default USB device authorization: 0 is not authorized, 1 is " - "authorized, 2 is authorized for internal devices, -1 is " - "authorized (default, same as 1)"); + "Default USB device authorization: 0 is not authorized, 1 is authorized (default), 2 is authorized for internal devices, -1 is authorized (same as 1)"); /*-------------------------------------------------------------------------*/ /** From patchwork Fri Jan 5 11:49:56 2024 Content-Type: text/plain; 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This is useful for systems that require a mode that is stricter than the standard setting, as it avoids relying on the kernel command line being properly set. Signed-off-by: Niko Mauno --- drivers/usb/core/Kconfig | 17 +++++++++++++++++ drivers/usb/core/hcd.c | 2 +- 2 files changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig index 351ede4b5de2..f337aaea7604 100644 --- a/drivers/usb/core/Kconfig +++ b/drivers/usb/core/Kconfig @@ -116,3 +116,20 @@ config USB_AUTOSUSPEND_DELAY The default value Linux has always had is 2 seconds. Change this value if you want a different delay and cannot modify the command line or module parameter. + +config USB_DEFAULT_AUTHORIZATION_MODE + int "Default authorization mode for USB devices" + range 0 2 + default 1 + depends on USB + help + Select the default USB device authorization mode. Can be overridden + with usbcore.authorized_default command line or module parameter. + + The available values have the following meanings: + 0 is unauthorized for all devices + 1 is authorized for all devices (default) + 2 is authorized for internal devices + + If the default value is too permissive but you are unsure which mode + to use, say 2. diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 9aa5e6bf9b9d..d56597dc7d42 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -357,7 +357,7 @@ static const u8 ss_rh_config_descriptor[] = { #define USB_AUTHORIZE_ALL 1 #define USB_AUTHORIZE_INTERNAL 2 -static int authorized_default = USB_AUTHORIZE_ALL; +static int authorized_default = CONFIG_USB_DEFAULT_AUTHORIZATION_MODE; module_param(authorized_default, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(authorized_default, "Default USB device authorization: 0 is not authorized, 1 is authorized (default), 2 is authorized for internal devices, -1 is authorized (same as 1)");