Remove the old DES3 verification functions that are no longer used.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
---
include/crypto/des.h | 41 --------------------
1 file changed, 41 deletions(-)
diff --git a/include/crypto/des.h b/include/crypto/des.h
index 72c7c8e5a5a7..31b04ba835b1 100644
--- a/include/crypto/des.h
+++ b/include/crypto/des.h
@@ -19,47 +19,6 @@
#define DES3_EDE_EXPKEY_WORDS (3 * DES_EXPKEY_WORDS)
#define DES3_EDE_BLOCK_SIZE DES_BLOCK_SIZE
-static inline int __des3_verify_key(u32 *flags, const u8 *key)
-{
- int err = -EINVAL;
- u32 K[6];
-
- memcpy(K, key, DES3_EDE_KEY_SIZE);
-
- if (unlikely(!((K[0] ^ K[2]) | (K[1] ^ K[3])) ||
- !((K[2] ^ K[4]) | (K[3] ^ K[5]))) &&
- (fips_enabled ||
- (*flags & CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)))
- goto bad;
-
- if (unlikely(!((K[0] ^ K[4]) | (K[1] ^ K[5]))) && fips_enabled)
- goto bad;
-
- err = 0;
-
-out:
- memzero_explicit(K, DES3_EDE_KEY_SIZE);
-
- return err;
-
-bad:
- *flags |= CRYPTO_TFM_RES_WEAK_KEY;
- goto out;
-}
-
-static inline int des3_verify_key(struct crypto_skcipher *tfm, const u8 *key)
-{
- u32 flags;
- int err;
-
- flags = crypto_skcipher_get_flags(tfm);
- err = __des3_verify_key(&flags, key);
- crypto_skcipher_set_flags(tfm, flags);
- return err;
-}
-
-extern unsigned long des_ekey(u32 *pe, const u8 *k);
-
extern int __des3_ede_setkey(u32 *expkey, u32 *flags, const u8 *key,
unsigned int keylen);
--
2.20.1
