i386: prepare shared crypto/twofish.c

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/i386/crypto/Makefile

@@ -8,5 +8,5 @@ obj-$(CONFIG_CRYPTO_AES_586) += aes-i586.o
 obj-$(CONFIG_CRYPTO_TWOFISH_586) += twofish-i586.o
 
 aes-i586-y := aes-i586-asm.o aes.o
-twofish-i586-y := twofish-i586-asm.o twofish.o
+twofish-i586-y := twofish-i586-asm.o twofish_32.o