USB: storage: Use USB_ prefix instead of US_ prefix

This commit changes prefix for some of the USB mass storage
class related macros (ie. USB_SC_ for subclass and USB_PR_
for class).

Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/storage/unusual_jumpshot.h b/drivers/usb/storage/unusual_jumpshot.h
index 2e549b1..54be78b 100644
--- a/drivers/usb/storage/unusual_jumpshot.h
+++ b/drivers/usb/storage/unusual_jumpshot.h
@@ -21,7 +21,7 @@
 UNUSUAL_DEV(  0x05dc, 0x0001, 0x0000, 0x0001,
 		"Lexar",
 		"Jumpshot USB CF Reader",
-		US_SC_SCSI, US_PR_JUMPSHOT, NULL,
+		USB_SC_SCSI, USB_PR_JUMPSHOT, NULL,
 		US_FL_NEED_OVERRIDE),
 
 #endif /* defined(CONFIG_USB_STORAGE_JUMPSHOT) || ... */