staging: usbip: Updated comment describing VHCI_NPORTS

Updated out-of-date comment describing VHCI_NPORT

Signed-off-by: Bart Westgeest <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/usbip/vhci.h

···
 	unsigned long unlink_seqnum;
 };
 
-/*
- * The number of ports is less than 16 ?
- * USB_MAXCHILDREN is statically defined to 16 in usb.h.  Its maximum value
- * would be 31 because the event_bits[1] of struct usb_hub is defined as
- * unsigned long in hub.h
- */
+/* Number of supported ports. Value has an upperbound of USB_MAXCHILDREN */
 #define VHCI_NPORTS 8
 
 /* for usb_bus.hcpriv */