crypto: twofish-x86_64-3way - remove unneeded LRW/XTS #ifdefs
authorJussi Kivilinna <jussi.kivilinna@mbnet.fi>
Tue, 13 Dec 2011 10:53:07 +0000 (12:53 +0200)
committerHerbert Xu <herbert@gondor.apana.org.au>
Tue, 20 Dec 2011 07:20:07 +0000 (15:20 +0800)
Since LRW & XTS are selected by twofish-x86_64-3way, we don't need these
#ifdefs anymore.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
arch/x86/crypto/twofish_glue_3way.c

index 954f59eeb7b4337ceba3ee520153b37c2540650d..7fee8c152f93c73d430b138a464dcb83f8cfaf0e 100644 (file)
 #include <crypto/lrw.h>
 #include <crypto/xts.h>
 
-#if defined(CONFIG_CRYPTO_LRW) || defined(CONFIG_CRYPTO_LRW_MODULE)
-#define HAS_LRW
-#endif
-
-#if defined(CONFIG_CRYPTO_XTS) || defined(CONFIG_CRYPTO_XTS_MODULE)
-#define HAS_XTS
-#endif
-
 /* regular block cipher functions from twofish_x86_64 module */
 asmlinkage void twofish_enc_blk(struct twofish_ctx *ctx, u8 *dst,
                                const u8 *src);
@@ -442,8 +434,6 @@ static struct crypto_alg blk_ctr_alg = {
        },
 };
 
-#if defined(HAS_LRW) || defined(HAS_XTS)
-
 static void encrypt_callback(void *priv, u8 *srcdst, unsigned int nbytes)
 {
        const unsigned int bsize = TF_BLOCK_SIZE;
@@ -474,10 +464,6 @@ static void decrypt_callback(void *priv, u8 *srcdst, unsigned int nbytes)
                twofish_dec_blk(ctx, srcdst, srcdst);
 }
 
-#endif
-
-#ifdef HAS_LRW
-
 struct twofish_lrw_ctx {
        struct lrw_table_ctx lrw_table;
        struct twofish_ctx twofish_ctx;
@@ -562,10 +548,6 @@ static struct crypto_alg blk_lrw_alg = {
        },
 };
 
-#endif
-
-#ifdef HAS_XTS
-
 struct twofish_xts_ctx {
        struct twofish_ctx tweak_ctx;
        struct twofish_ctx crypt_ctx;
@@ -655,8 +637,6 @@ static struct crypto_alg blk_xts_alg = {
        },
 };
 
-#endif
-
 int __init init(void)
 {
        int err;
@@ -670,27 +650,19 @@ int __init init(void)
        err = crypto_register_alg(&blk_ctr_alg);
        if (err)
                goto ctr_err;
-#ifdef HAS_LRW
        err = crypto_register_alg(&blk_lrw_alg);
        if (err)
                goto blk_lrw_err;
-#endif
-#ifdef HAS_XTS
        err = crypto_register_alg(&blk_xts_alg);
        if (err)
                goto blk_xts_err;
-#endif
 
        return 0;
 
-#ifdef HAS_XTS
        crypto_unregister_alg(&blk_xts_alg);
 blk_xts_err:
-#endif
-#ifdef HAS_LRW
        crypto_unregister_alg(&blk_lrw_alg);
 blk_lrw_err:
-#endif
        crypto_unregister_alg(&blk_ctr_alg);
 ctr_err:
        crypto_unregister_alg(&blk_cbc_alg);
@@ -702,12 +674,8 @@ ecb_err:
 
 void __exit fini(void)
 {
-#ifdef HAS_XTS
        crypto_unregister_alg(&blk_xts_alg);
-#endif
-#ifdef HAS_LRW
        crypto_unregister_alg(&blk_lrw_alg);
-#endif
        crypto_unregister_alg(&blk_ctr_alg);
        crypto_unregister_alg(&blk_cbc_alg);
        crypto_unregister_alg(&blk_ecb_alg);