Staging: rt2870: add ID for Sitecom WL-315

Signed-off-by: NDaniele Napolitano <dnax88@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/rt2870/rt2870.h

@@ -96,6 +96,7 @@
 	{USB_DEVICE(0x0DF6,0x002B)}, /* Sitecom */		\
 	{USB_DEVICE(0x0DF6,0x002C)}, /* Sitecom */		\
 	{USB_DEVICE(0x0DF6,0x002D)}, /* Sitecom */		\
+	{USB_DEVICE(0x0DF6,0x0039)}, /* Sitecom */		\
 	{USB_DEVICE(0x14B2,0x3C06)}, /* Conceptronic */		\
 	{USB_DEVICE(0x14B2,0x3C28)}, /* Conceptronic */		\
 	{USB_DEVICE(0x2019,0xED06)}, /* Planex Communications, Inc. */		\