usb-storage: make onetouch a separate module

This patch (as1217) converts usb-storage's onetouch subdriver into a
separate module.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig
index 8adece1..8a372ba 100644
--- a/drivers/usb/storage/Kconfig
+++ b/drivers/usb/storage/Kconfig
@@ -131,7 +131,7 @@
 	  If this driver is compiled as a module, it will be named ums-alauda.
 
 config USB_STORAGE_ONETOUCH
-	bool "Support OneTouch Button on Maxtor Hard Drives"
+	tristate "Support OneTouch Button on Maxtor Hard Drives"
 	depends on USB_STORAGE
 	depends on INPUT=y || INPUT=USB_STORAGE
 	help
@@ -143,6 +143,8 @@
 	  this input in any keybinding software. (e.g. gnome's keyboard short-
 	  cuts)
 
+	  If this driver is compiled as a module, it will be named ums-onetouch.
+
 config USB_STORAGE_KARMA
 	tristate "Support for Rio Karma music player"
 	depends on USB_STORAGE