uwb: make USB device id table constant

The id_table field of the struct usb_device_id is constant in <linux/usb.h>
so it is worth to make the initialization data also constant.

Signed-off-by: Márton Németh <nm127@freemail.hu>
Signed-off-by: David Vrabel <david.vrabel@csr.com>
diff --git a/drivers/uwb/hwa-rc.c b/drivers/uwb/hwa-rc.c
index e7eeb63..b409c228f 100644
--- a/drivers/uwb/hwa-rc.c
+++ b/drivers/uwb/hwa-rc.c
@@ -891,7 +891,7 @@
 }
 
 /** USB device ID's that we handle */
-static struct usb_device_id hwarc_id_table[] = {
+static const struct usb_device_id hwarc_id_table[] = {
 	/* D-Link DUB-1210 */
 	{ USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3d02, 0xe0, 0x01, 0x02),
 	  .driver_info = WUSB_QUIRK_WHCI_CMD_EVT },
diff --git a/drivers/uwb/i1480/dfu/usb.c b/drivers/uwb/i1480/dfu/usb.c
index 0bb665a..08f9a7b 100644
--- a/drivers/uwb/i1480/dfu/usb.c
+++ b/drivers/uwb/i1480/dfu/usb.c
@@ -430,7 +430,7 @@
 
 
 /** USB device ID's that we handle */
-static struct usb_device_id i1480_usb_id_table[] = {
+static const struct usb_device_id i1480_usb_id_table[] = {
 	i1480_USB_DEV(0x8086, 0xdf3b),
 	i1480_USB_DEV(0x15a9, 0x0005),
 	i1480_USB_DEV(0x07d1, 0x3802),