[CRYPTO] twofish: Merge common glue code

There is almost no difference between 32 & 64 bit glue code.

Signed-off-by: Sebastian Siewior <sebastian@breakpoint.cc>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

arch/x86/crypto/Makefile

@@ -11,9 +11,9 @@ obj-$(CONFIG_CRYPTO_TWOFISH_X86_64) += twofish-x86_64.o
 obj-$(CONFIG_CRYPTO_SALSA20_X86_64) += salsa20-x86_64.o
 
 aes-i586-y := aes-i586-asm_32.o aes_glue.o
-twofish-i586-y := twofish-i586-asm_32.o twofish_32.o
+twofish-i586-y := twofish-i586-asm_32.o twofish_glue.o
 salsa20-i586-y := salsa20-i586-asm_32.o salsa20_glue.o
 
 aes-x86_64-y := aes-x86_64-asm_64.o aes_glue.o
-twofish-x86_64-y := twofish-x86_64-asm_64.o twofish_64.o
+twofish-x86_64-y := twofish-x86_64-asm_64.o twofish_glue.o
 salsa20-x86_64-y := salsa20-x86_64-asm_64.o salsa20_glue.o

arch/x86/crypto/twofish_32.c → arch/x86/crypto/twofish_glue.c

@@ -1,5 +1,5 @@
 /*
- *  Glue Code for optimized 586 assembler version of TWOFISH
+ * Glue Code for assembler optimized version of TWOFISH
  *
  * Originally Twofish for GPG
  * By Matthew Skala <mskala@ansuz.sooke.bc.ca>, July 26, 1998
@@ -44,7 +44,6 @@
 #include <linux/module.h>
 #include <linux/types.h>
 
-
 asmlinkage void twofish_enc_blk(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
 asmlinkage void twofish_dec_blk(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
 
@@ -60,7 +59,7 @@ static void twofish_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
 
 static struct crypto_alg alg = {
 	.cra_name		=	"twofish",
-	.cra_driver_name	=	"twofish-i586",
+	.cra_driver_name	=	"twofish-asm",
 	.cra_priority		=	200,
 	.cra_flags		=	CRYPTO_ALG_TYPE_CIPHER,
 	.cra_blocksize		=	TF_BLOCK_SIZE,
@@ -93,5 +92,6 @@ module_init(init);
 module_exit(fini);
 
 MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION ("Twofish Cipher Algorithm, i586 asm optimized");
+MODULE_DESCRIPTION ("Twofish Cipher Algorithm, asm optimized");
 MODULE_ALIAS("twofish");
+MODULE_ALIAS("twofish-asm");