staging/gdm72xx: usb_boot: coding style cleanup

1. Coding style re-formatting (tabs).
2. Remove unused MIN() marco.
Signed-off-by: Macpaul Lin <macpaul@gmail.com>
Cc: Paul Stewart <pstew@chromium.org>
Cc: Ben Chan <benchan@chromium.org>
Cc: Sage Ahn <syahn@gctsemi.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/gdm72xx/usb_boot.c

@@ -31,8 +31,6 @@
 #define DH2B(x)			__cpu_to_be32(x)
 #define DL2H(x)			__le32_to_cpu(x)
 
-#define MIN(a, b)	((a) > (b) ? (b) : (a))
-
 #define MAX_IMG_CNT		16
 #define UIMG_PATH		"/lib/firmware/gdm72xx/gdmuimg.bin"
 #define KERN_PATH		"/lib/firmware/gdm72xx/zImage"