[PATCH] drivers/char/rio/: kill rio_udelay

There's no need for a function that only calls udelay.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/char/rio/rio_linux.c

@@ -354,11 +354,6 @@ int rio_ismodem(struct tty_struct *tty)
 }
 
 
-void rio_udelay (int usecs)
-{
-  udelay (usecs);
-}
-
 static int rio_set_real_termios (void *ptr)
 {
   int rv, modem;