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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2019-08-15 11:01:04 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2019-08-22 06:57:32 +0200
commit08d4b408e8f51562676fa47b728abd6ddf9828c2 (patch)
tree4caf6b288ce0badd61b8b42ccca324253c0569e8 /drivers/crypto/sunxi-ss
parentcrypto: stm32/des - switch to new verification routines (diff)
downloadlinux-08d4b408e8f51562676fa47b728abd6ddf9828c2.tar.xz
linux-08d4b408e8f51562676fa47b728abd6ddf9828c2.zip
crypto: sun4i/des - switch to new verification routines
Cc: Corentin Labbe <clabbe.montjoie@gmail.com> Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/sunxi-ss')
-rw-r--r--drivers/crypto/sunxi-ss/sun4i-ss-cipher.c26
-rw-r--r--drivers/crypto/sunxi-ss/sun4i-ss.h2
2 files changed, 7 insertions, 21 deletions
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c b/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
index 6f7cbf6c2b55..6536fd4bee65 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
@@ -542,25 +542,11 @@ int sun4i_ss_des_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen)
{
struct sun4i_tfm_ctx *op = crypto_skcipher_ctx(tfm);
- struct sun4i_ss_ctx *ss = op->ss;
- u32 flags;
- u32 tmp[DES_EXPKEY_WORDS];
- int ret;
-
- if (unlikely(keylen != DES_KEY_SIZE)) {
- dev_err(ss->dev, "Invalid keylen %u\n", keylen);
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
- }
-
- flags = crypto_skcipher_get_flags(tfm);
+ int err;
- ret = des_ekey(tmp, key);
- if (unlikely(!ret) && (flags & CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_WEAK_KEY);
- dev_dbg(ss->dev, "Weak key %u\n", keylen);
- return -EINVAL;
- }
+ err = verify_skcipher_des_key(tfm, key);
+ if (err)
+ return err;
op->keylen = keylen;
memcpy(op->key, key, keylen);
@@ -578,8 +564,8 @@ int sun4i_ss_des3_setkey(struct crypto_skcipher *tfm, const u8 *key,
struct sun4i_tfm_ctx *op = crypto_skcipher_ctx(tfm);
int err;
- err = des3_verify_key(tfm, key);
- if (unlikely(err))
+ err = verify_skcipher_des3_key(tfm, key);
+ if (err)
return err;
op->keylen = keylen;
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss.h b/drivers/crypto/sunxi-ss/sun4i-ss.h
index 8654d48aedc0..35a27a7145f8 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss.h
+++ b/drivers/crypto/sunxi-ss/sun4i-ss.h
@@ -29,7 +29,7 @@
#include <crypto/internal/hash.h>
#include <crypto/internal/skcipher.h>
#include <crypto/aes.h>
-#include <crypto/des.h>
+#include <crypto/internal/des.h>
#include <crypto/internal/rng.h>
#include <crypto/rng.h>