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: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 1 insertions, 5 deletions

diff --git a/drivers/crypto/chelsio/chtls/chtls_hw.c b/drivers/crypto/chelsio/chtls/chtls_hw.c
index 54a13aa99121..55d50140f9e5 100644
--- a/drivers/crypto/chelsio/chtls/chtls_hw.c
+++ b/drivers/crypto/chelsio/chtls/chtls_hw.c
@@ -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;