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| author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2019-08-15 12:01:06 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-08-22 07:57:33 +0300 |
| commit | dcb15794ec571c10243c24eaff8512b789dfef2a (patch) | |
| tree | 236d28dc9f98aaea538d15de7f3cc78ad457692a | |
| parent | 9d574ae8ebc1e6e485ef949f086157601008a9d3 (diff) | |
| download | linux-dcb15794ec571c10243c24eaff8512b789dfef2a.tar.xz | |
crypto: ux500/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>
| -rw-r--r-- | drivers/crypto/ux500/cryp/cryp_core.c | 31 |
1 files changed, 7 insertions, 24 deletions
diff --git a/drivers/crypto/ux500/cryp/cryp_core.c b/drivers/crypto/ux500/cryp/cryp_core.c index b4beb54c0dbe..e966e9a64501 100644 --- a/drivers/crypto/ux500/cryp/cryp_core.c +++ b/drivers/crypto/ux500/cryp/cryp_core.c @@ -29,7 +29,7 @@ #include <crypto/aes.h> #include <crypto/algapi.h> #include <crypto/ctr.h> -#include <crypto/des.h> +#include <crypto/internal/des.h> #include <crypto/scatterwalk.h> #include <linux/platform_data/crypto-ux500.h> @@ -987,26 +987,13 @@ static int des_ablkcipher_setkey(struct crypto_ablkcipher *cipher, const u8 *key, unsigned int keylen) { struct cryp_ctx *ctx = crypto_ablkcipher_ctx(cipher); - u32 *flags = &cipher->base.crt_flags; - u32 tmp[DES_EXPKEY_WORDS]; - int ret; + int err; pr_debug(DEV_DBG_NAME " [%s]", __func__); - if (keylen != DES_KEY_SIZE) { - *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN; - pr_debug(DEV_DBG_NAME " [%s]: CRYPTO_TFM_RES_BAD_KEY_LEN", - __func__); - return -EINVAL; - } - ret = des_ekey(tmp, key); - if (unlikely(ret == 0) && - (*flags & CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)) { - *flags |= CRYPTO_TFM_RES_WEAK_KEY; - pr_debug(DEV_DBG_NAME " [%s]: CRYPTO_TFM_RES_WEAK_KEY", - __func__); - return -EINVAL; - } + err = verify_ablkcipher_des_key(cipher, key); + if (err) + return err; memcpy(ctx->key, key, keylen); ctx->keylen = keylen; @@ -1019,17 +1006,13 @@ static int des3_ablkcipher_setkey(struct crypto_ablkcipher *cipher, const u8 *key, unsigned int keylen) { struct cryp_ctx *ctx = crypto_ablkcipher_ctx(cipher); - u32 flags; int err; pr_debug(DEV_DBG_NAME " [%s]", __func__); - 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; - } memcpy(ctx->key, key, keylen); ctx->keylen = keylen; |