USB: storage: unusual_devs entry for Mio C520-GPS

This patch (as1176) adds an unusual_devs entry for the Mio C520 GPS
unit.  Other devices also based on the Mitac hardware use the same USB
interface firmware, so the Vendor and Product names are generalized.

This fixes Bugzilla #11583.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Tested-by: Tamas Kerecsen <kerecsen@bigfoot.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 6da9a7a..e8e3eda 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -318,6 +318,18 @@
 		US_SC_SCSI, US_PR_KARMA, rio_karma_init, 0),
 #endif
 
+/* Reported by Tamas Kerecsen <kerecsen@bigfoot.com>
+ * Obviously the PROM has not been customized by the VAR;
+ * the Vendor and Product string descriptors are:
+ *	Generic Mass Storage (PROTOTYPE--Remember to change idVendor)
+ *	Generic Manufacturer (PROTOTYPE--Remember to change idVendor)
+ */
+UNUSUAL_DEV(  0x045e, 0xffff, 0x0000, 0x0000,
+		"Mitac",
+		"GPS",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_MAX_SECTORS_64 ),
+
 /*
  * This virtual floppy is found in Sun equipment (x4600, x4200m2, etc.)
  * Reported by Pete Zaitcev <zaitcev@redhat.com>