diff -r 0374bd81c2bb linux/drivers/media/video/uvc/uvc_driver.c
--- a/linux/drivers/media/video/uvc/uvc_driver.c	Tue Apr 14 15:03:39 2009 -0300
+++ b/linux/drivers/media/video/uvc/uvc_driver.c	Wed Apr 15 10:40:14 2009 -0300
@@ -1778,6 +1778,15 @@
 	  .bInterfaceSubClass	= 1,
 	  .bInterfaceProtocol	= 0,
 	  .driver_info		= UVC_QUIRK_PROBE_MINMAX },
+	/* Microsoft Lifecam VX-500 */
+	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE
+				| USB_DEVICE_ID_MATCH_INT_INFO,
+	  .idVendor		= 0x045e,
+	  .idProduct		= 0x074a,
+	  .bInterfaceClass	= USB_CLASS_VIDEO,
+	  .bInterfaceSubClass	= 1,
+	  .bInterfaceProtocol	= 0,
+	},
 	/* Microsoft Lifecam VX-7000 */
 	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE
 				| USB_DEVICE_ID_MATCH_INT_INFO,