Staging: vt6655: remove unused SUCCESS definition

Signed-off-by: Charles Clément <caratorn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/vt6655/ttype.h

@@ -58,11 +58,6 @@ typedef int             BOOL;
 #define FALSE           0
 #endif
 
-
-#if !defined(SUCCESS)
-#define SUCCESS         0
-#endif
-
 //2007-0809-01<Add>by MikeLiu
 #ifndef  update_BssList
 #define update_BssList