[PATCH] cris: kgdb: remove double_this()

From: Alexey Dobriyan <adobriyan@gmail.com>

* Doesn't have C&C warning.
* Unused.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

Index: linux-kj/arch/cris/arch-v10/kernel/kgdb.c
===================================================================
--- linux-kj.orig/arch/cris/arch-v10/kernel/kgdb.c	2005-12-05 13:17:38.000000000 +0300
+++ linux-kj/arch/cris/arch-v10/kernel/kgdb.c	2005-12-05 13:20:07.000000000 +0300
@@ -569,12 +569,6 @@ gdb_cris_strtol (const char *s, char **e
 	return x;
 }
 
-int
-double_this(int x)
-{
-        return 2 * x;
-}
-
 /********************************* Register image ****************************/
 /* Copy the content of a register image into another. The size n is
    the size of the register image. Due to struct assignment generation of