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authorKim Phillips <kim.phillips@freescale.com>2011-07-15 11:21:40 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2011-07-15 11:21:40 +0800
commit1c2b4abb19285368808f303ad61e17b172f1a108 (patch)
tree7f725e1ae700cef5a98e78aee9e8e806f55cae87 /drivers/crypto/talitos.c
parentfebec54286623a540cbe483a5d471ff6576a6e2e (diff)
downloadlinux-linaro-stable-1c2b4abb19285368808f303ad61e17b172f1a108.tar.gz
crypto: talitos - don't bad_key in ablkcipher setkey
crypto/ablkcipher.c's setkey() has already checked against the min, max key sizes before it calls here, and all max_keysize assignments in the algorithm template array do not exceed TALITOS_MAX_KEY_SIZE. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/talitos.c')
-rw-r--r--drivers/crypto/talitos.c11
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index 521244e08fb1..8a0bb417aa11 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -1378,22 +1378,11 @@ static int ablkcipher_setkey(struct crypto_ablkcipher *cipher,
const u8 *key, unsigned int keylen)
{
struct talitos_ctx *ctx = crypto_ablkcipher_ctx(cipher);
- struct ablkcipher_alg *alg = crypto_ablkcipher_alg(cipher);
-
- if (keylen > TALITOS_MAX_KEY_SIZE)
- goto badkey;
-
- if (keylen < alg->min_keysize || keylen > alg->max_keysize)
- goto badkey;
memcpy(&ctx->key, key, keylen);
ctx->keylen = keylen;
return 0;
-
-badkey:
- crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
}
static void common_nonsnoop_unmap(struct device *dev,