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crypto: picoxcell/des - switch to new verification routines

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Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Ard Biesheuvel 2019-08-15 12:01:00 +03:00 • committed by Herbert Xu
parent 304daa4f0e
commit 0157fb2688
1 changed files with 8 additions and 16 deletions
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24
drivers/crypto/picoxcell_crypto.c
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@ -6,7 +6,7 @@
#include <crypto/aes.h> #include <crypto/aes.h>
#include <crypto/algapi.h> #include <crypto/algapi.h>
#include <crypto/authenc.h> #include <crypto/authenc.h>
#include <crypto/des.h> #include <crypto/internal/des.h>
#include <crypto/md5.h> #include <crypto/md5.h>
#include <crypto/sha.h> #include <crypto/sha.h>
#include <crypto/internal/skcipher.h> #include <crypto/internal/skcipher.h>
@ -736,16 +736,12 @@ static void spacc_aead_cra_exit(struct crypto_aead *tfm)
static int spacc_des_setkey(struct crypto_ablkcipher *cipher, const u8 *key, static int spacc_des_setkey(struct crypto_ablkcipher *cipher, const u8 *key,
unsigned int len) unsigned int len)
{ {
struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher); struct spacc_ablk_ctx *ctx = crypto_ablkcipher_ctx(cipher);
struct spacc_ablk_ctx *ctx = crypto_tfm_ctx(tfm); int err;
u32 tmp[DES_EXPKEY_WORDS];
if (unlikely(!des_ekey(tmp, key)) && err = verify_ablkcipher_des_key(cipher, key);
(crypto_ablkcipher_get_flags(cipher) & if (err)
CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)) { return err;
tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY;
return -EINVAL;
}
memcpy(ctx->key, key, len); memcpy(ctx->key, key, len);
ctx->key_len = len; ctx->key_len = len;
@ -761,15 +757,11 @@ static int spacc_des3_setkey(struct crypto_ablkcipher *cipher, const u8 *key,
unsigned int len) unsigned int len)
{ {
struct spacc_ablk_ctx *ctx = crypto_ablkcipher_ctx(cipher); struct spacc_ablk_ctx *ctx = crypto_ablkcipher_ctx(cipher);
u32 flags;
int err; int err;
flags = crypto_ablkcipher_get_flags(cipher); err = verify_ablkcipher_des3_key(cipher, key);
err = __des3_verify_key(&flags, key); if (err)
if (unlikely(err)) {
crypto_ablkcipher_set_flags(cipher, flags);
return err; return err;
}
memcpy(ctx->key, key, len); memcpy(ctx->key, key, len);
ctx->key_len = len; ctx->key_len = len;