drivers/usbhost: Backout some overly aggressive changes made in commit to removed CONFIG_DISABLE_POLL.

drivers/usbhost/usbhost_hidkbd.c

@@ -80,7 +80,7 @@
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
- 
+
 /* Configuration ************************************************************/
 
 /* This determines how often the USB keyboard will be polled in units of
@@ -344,8 +344,8 @@ static const struct usbhost_id_s g_hidkbd_id =
   USB_CLASS_HID,            /* base     */
   USBHID_SUBCLASS_BOOTIF,   /* subclass */
   USBHID_PROTOCOL_KEYBOARD, /* proto    */
-  NULL,                     /* vid      */
-  NULL                      /* pid      */
+  0,                        /* vid      */
+  0                         /* pid      */
 };
 
 /* This is the USB host storage class's registry entry */

drivers/usbhost/usbhost_hidmouse.c

@@ -78,7 +78,7 @@
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
- 
+
 /* Configuration ************************************************************/
 
 /* Worker thread is needed, unfortunately, to handle some cornercase failure
@@ -396,8 +396,8 @@ static const const struct usbhost_id_s g_hidmouse_id =
   USB_CLASS_HID,           /* base     */
   USBHID_SUBCLASS_BOOTIF,  /* subclass */
   USBHID_PROTOCOL_MOUSE,   /* proto    */
-  NULL,                    /* vid      */
-  NULL                     /* pid      */
+  0,                       /* vid      */
+  0                        /* pid      */
 };
 
 /* This is the USB host storage class's registry entry */