staging: ozwpan: Fix incorrect type in assignments

This patch fixes following sparse warnings:
drivers/staging/ozwpan/ozhcd.c:1917:35: warning: incorrect type in
assignment (different base types)
drivers/staging/ozwpan/ozhcd.c:1917:35:    expected restricted __le16
[usertype] wHubCharacteristics
drivers/staging/ozwpan/ozhcd.c:1917:35:    got unsigned short [unsigned]
[usertype] <noident>
Signed-off-by: Melike Yurtoglu <aysemelikeyurtoglu@gmail.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ozwpan/ozhcd.c

@@ -1914,7 +1914,7 @@ static void oz_get_hub_descriptor(struct usb_hcd *hcd,
 	memset(desc, 0, sizeof(*desc));
 	desc->bDescriptorType = 0x29;
 	desc->bDescLength = 9;
-	desc->wHubCharacteristics = (__force __u16)cpu_to_le16(0x0001);
+	desc->wHubCharacteristics = cpu_to_le16(0x0001);
 	desc->bNbrPorts = OZ_NB_PORTS;
 }