diff options
Diffstat (limited to 'crypto/des_generic.c')
| -rw-r--r-- | crypto/des_generic.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/crypto/des_generic.c b/crypto/des_generic.c index 1e6621665dd9..ebec1fb08c45 100644 --- a/crypto/des_generic.c +++ b/crypto/des_generic.c @@ -862,14 +862,11 @@ static void des_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) int __des3_ede_setkey(u32 *expkey, u32 *flags, const u8 *key, unsigned int keylen) { - const u32 *K = (const u32 *)key; + int err; - if (unlikely(!((K[0] ^ K[2]) | (K[1] ^ K[3])) || - !((K[2] ^ K[4]) | (K[3] ^ K[5]))) && - (*flags & CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)) { - *flags |= CRYPTO_TFM_RES_WEAK_KEY; - return -EINVAL; - } + err = __des3_verify_key(flags, key); + if (unlikely(err)) + return err; des_ekey(expkey, key); expkey += DES_EXPKEY_WORDS; key += DES_KEY_SIZE; dkey(expkey, key); expkey += DES_EXPKEY_WORDS; key += DES_KEY_SIZE; |