[PATCH 4.7 120/143] crypto: qat - fix aes-xts key sizes
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2016-09-05 17:09:12
Also in:
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4.7-stable review patch. If anyone has any objections, please let me know.
------------------
From: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
commit 10bb087ce381c812cd81a65ffd5e6f83e6399291 upstream.
Increase value of supported key sizes for qat_aes_xts.
aes-xts keys consists of keys of equal size concatenated.
Fixes: def14bfaf30d ("crypto: qat - add support for ctr(aes) and xts(aes)")
Reported-by: Wenqian Yu <redacted>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/crypto/qat/qat_common/qat_algs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/crypto/qat/qat_common/qat_algs.c
+++ b/drivers/crypto/qat/qat_common/qat_algs.c@@ -1260,8 +1260,8 @@ static struct crypto_alg qat_algs[] = { .setkey = qat_alg_ablkcipher_xts_setkey, .decrypt = qat_alg_ablkcipher_decrypt, .encrypt = qat_alg_ablkcipher_encrypt, - .min_keysize = AES_MIN_KEY_SIZE, - .max_keysize = AES_MAX_KEY_SIZE, + .min_keysize = 2 * AES_MIN_KEY_SIZE, + .max_keysize = 2 * AES_MAX_KEY_SIZE, .ivsize = AES_BLOCK_SIZE, }, },