net/mlx5: Add const to the key pointer of encryption key creation

Change key pointer to const void *, as there is no need to change the
key content. This is also to avoid modifying the key by mistake.

Signed-off-by: Jianbo Liu <jianbol@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
index d367881..f80d6fc 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c
@@ -13,8 +13,8 @@ int mlx5_ktls_create_key(struct mlx5_core_dev *mdev,
                         struct tls_crypto_info *crypto_info,
                         u32 *p_key_id)
 {
+       const void *key;
        u32 sz_bytes;
-       void *key;
 
        switch (crypto_info->cipher_type) {
        case TLS_CIPHER_AES_GCM_128: {

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.c
index 02bc365..bc2a724 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.c
@@ -10,7 +10,7 @@ struct mlx5_crypto_dek_priv {
 };
 
 int mlx5_create_encryption_key(struct mlx5_core_dev *mdev,
-                              void *key, u32 sz_bytes,
+                              const void *key, u32 sz_bytes,
                               u32 key_type, u32 *p_key_id)
 {
        u32 in[MLX5_ST_SZ_DW(create_encryption_key_in)] = {};

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.h
index 5968536..ee3ed8c 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/crypto.h
@@ -11,7 +11,7 @@ enum {
 };
 
 int mlx5_create_encryption_key(struct mlx5_core_dev *mdev,
-                              void *key, u32 sz_bytes,
+                              const void *key, u32 sz_bytes,
                               u32 key_type, u32 *p_key_id);
 
 void mlx5_destroy_encryption_key(struct mlx5_core_dev *mdev, u32 key_id);