When building kernel with clang, we can observe below warning message: drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c:1080:9: warning: implicit conversion from enumeration type 'enum mlx5_reformat_ctx_type' to different enumeration type 'enum mlx5dr_action_type' [- Wenum-conversion] rt = MLX5_REFORMAT_TYPE_L2_TO_L2_TUNNEL; ~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c:1082:9: warning: implicit conversion from enumeration type 'enum mlx5_reformat_ctx_type' to different enumeration type 'enum mlx5dr_action_type' [- Wenum-conversion] rt = MLX5_REFORMAT_TYPE_L2_TO_L3_TUNNEL; ~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c:1084:51: warning: implicit conversion from enumeration type 'enum mlx5dr_action_type' to different enumeration type 'enum mlx5_reformat_ctx_type' [- Wenum-conversion] ret = mlx5dr_cmd_create_reformat_ctx(dmn->mdev, rt, data_sz, data, ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^~ Declare 'rt' as corresponding enum mlx5_reformat_ctx_type type. Signed-off-by: Austin Kim <austindh.kim@xxxxxxxxx> --- drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c index a02f87f..7d81a77 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c @@ -1074,7 +1074,7 @@ dr_action_create_reformat_action(struct mlx5dr_domain *dmn, case DR_ACTION_TYP_L2_TO_TNL_L2: case DR_ACTION_TYP_L2_TO_TNL_L3: { - enum mlx5dr_action_type rt; + enum mlx5_reformat_ctx_type rt; if (action->action_type == DR_ACTION_TYP_L2_TO_TNL_L2) rt = MLX5_REFORMAT_TYPE_L2_TO_L2_TUNNEL; -- 2.6.2