crypto: hifn/des - switch to new verification routines
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
parent
00cd6b233f
commit
f4ed686097
|
@ -21,7 +21,7 @@
|
|||
#include <linux/ktime.h>
|
||||
|
||||
#include <crypto/algapi.h>
|
||||
#include <crypto/des.h>
|
||||
#include <crypto/internal/des.h>
|
||||
|
||||
static char hifn_pll_ref[sizeof("extNNN")] = "ext";
|
||||
module_param_string(hifn_pll_ref, hifn_pll_ref, sizeof(hifn_pll_ref), 0444);
|
||||
|
@ -1939,25 +1939,13 @@ static void hifn_flush(struct hifn_device *dev)
|
|||
static int hifn_setkey(struct crypto_ablkcipher *cipher, const u8 *key,
|
||||
unsigned int len)
|
||||
{
|
||||
struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher);
|
||||
struct hifn_context *ctx = crypto_tfm_ctx(tfm);
|
||||
struct hifn_context *ctx = crypto_ablkcipher_ctx(cipher);
|
||||
struct hifn_device *dev = ctx->dev;
|
||||
int err;
|
||||
|
||||
if (len > HIFN_MAX_CRYPT_KEY_LENGTH) {
|
||||
crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (len == HIFN_DES_KEY_LENGTH) {
|
||||
u32 tmp[DES_EXPKEY_WORDS];
|
||||
int ret = des_ekey(tmp, key);
|
||||
|
||||
if (unlikely(ret == 0) &&
|
||||
(tfm->crt_flags & CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)) {
|
||||
tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY;
|
||||
return -EINVAL;
|
||||
}
|
||||
}
|
||||
err = verify_ablkcipher_des_key(cipher, key);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
dev->flags &= ~HIFN_FLAG_OLD_KEY;
|
||||
|
||||
|
@ -1972,15 +1960,11 @@ static int hifn_des3_setkey(struct crypto_ablkcipher *cipher, const u8 *key,
|
|||
{
|
||||
struct hifn_context *ctx = crypto_ablkcipher_ctx(cipher);
|
||||
struct hifn_device *dev = ctx->dev;
|
||||
u32 flags;
|
||||
int err;
|
||||
|
||||
flags = crypto_ablkcipher_get_flags(cipher);
|
||||
err = __des3_verify_key(&flags, key);
|
||||
if (unlikely(err)) {
|
||||
crypto_ablkcipher_set_flags(cipher, flags);
|
||||
err = verify_ablkcipher_des3_key(cipher, key);
|
||||
if (err)
|
||||
return err;
|
||||
}
|
||||
|
||||
dev->flags &= ~HIFN_FLAG_OLD_KEY;
|
||||
|
||||
|
|
Loading…
Reference in a new issue