diff options
Diffstat (limited to 'drivers/crypto/ccp/ccp-crypto-aes-xts.c')
| -rw-r--r-- | drivers/crypto/ccp/ccp-crypto-aes-xts.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/crypto/ccp/ccp-crypto-aes-xts.c b/drivers/crypto/ccp/ccp-crypto-aes-xts.c index 3f26a415ef44..2b5d3a62fad9 100644 --- a/drivers/crypto/ccp/ccp-crypto-aes-xts.c +++ b/drivers/crypto/ccp/ccp-crypto-aes-xts.c @@ -16,6 +16,7 @@ #include <linux/delay.h> #include <linux/scatterlist.h> #include <crypto/aes.h> +#include <crypto/xts.h> #include <crypto/internal/skcipher.h> #include <crypto/scatterwalk.h> @@ -97,7 +98,13 @@ static int ccp_aes_xts_complete(struct crypto_async_request *async_req, int ret) static int ccp_aes_xts_setkey(struct crypto_ablkcipher *tfm, const u8 *key, unsigned int key_len) { - struct ccp_ctx *ctx = crypto_tfm_ctx(crypto_ablkcipher_tfm(tfm)); + struct crypto_tfm *xfm = crypto_ablkcipher_tfm(tfm); + struct ccp_ctx *ctx = crypto_tfm_ctx(xfm); + int ret; + + ret = xts_check_key(xfm, key, key_len); + if (ret) + return ret; /* Only support 128-bit AES key with a 128-bit Tweak key, * otherwise use the fallback |