USB: serial: option: use mass-storage class define

Use the USB class define rather than a magic number when refusing to
bind to mass-storage interfaces.

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Johan Hovold 2018-03-07 11:49:56 +01:00
parent a0bf2ef978
commit 9b284d8e64

View File

@ -1978,7 +1978,7 @@ static int option_probe(struct usb_serial *serial,
unsigned long device_flags = id->driver_info;
/* Never bind to the CD-Rom emulation interface */
if (iface_desc->bInterfaceClass == 0x08)
if (iface_desc->bInterfaceClass == USB_CLASS_MASS_STORAGE)
return -ENODEV;
/*