1 files changed, 4 insertions, 2 deletions

diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 302ddf55d2da..3fa68b615ac1 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -37,7 +37,8 @@
  * @serial: pointer back to the struct usb_serial owner of this port.
  * @port: pointer to the corresponding tty_port for this port.
  * @lock: spinlock to grab when updating portions of this structure.
- * @number: the number of the port (the minor number).
+ * @minor: the minor number of the port
+ * @port_number: the struct usb_serial port number of this port (starts at 0)
  * @interrupt_in_buffer: pointer to the interrupt in buffer for this port.
  * @interrupt_in_urb: pointer to the interrupt in struct urb for this port.
  * @interrupt_in_endpointAddress: endpoint address for the interrupt in pipe
@@ -80,7 +81,8 @@ struct usb_serial_port {
         struct usb_serial       *serial;
         struct tty_port         port;
         spinlock_t              lock;
-        unsigned char           number;
+        u32                     minor;
+        u8                      port_number;
 
         unsigned char           *interrupt_in_buffer;
         struct urb              *interrupt_in_urb;