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crypto:chtls: key len correction 

corrected the key length to copy 128b key. Removed 192b and 256b
key as user input supports key of size 128b in gcm_ctx

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Atul Gupta <atul.gupta@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Atul Gupta 2018-05-27 21:15:18 +05:30 committed by David S. Miller
parent 4d0312e00b
commit a491b9321d
1 changed files with 1 additions and 5 deletions
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6
drivers/crypto/chelsio/chtls/chtls_hw.c
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@ -213,7 +213,7 @@ static int chtls_key_info(struct chtls_sock *csk,
struct _key_ctx *kctx,
u32 keylen, u32 optname)
{
unsigned char key[CHCR_KEYCTX_CIPHER_KEY_SIZE_256];
unsigned char key[AES_KEYSIZE_128];
struct tls12_crypto_info_aes_gcm_128 *gcm_ctx;
unsigned char ghash_h[AEAD_H_SIZE];
struct crypto_cipher *cipher;
@ -228,10 +228,6 @@ static int chtls_key_info(struct chtls_sock *csk,
if (keylen == AES_KEYSIZE_128) {
ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_128;
} else if (keylen == AES_KEYSIZE_192) {
ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_192;
} else if (keylen == AES_KEYSIZE_256) {
ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256;
} else {
pr_err("GCM: Invalid key length %d\n", keylen);
return -EINVAL;