Re: [PATCH] net/mlx5e: Fix build error without IPV6

[Saeed Mahameed]

On Wed, 2019-11-27 at 21:27 +0800, YueHaibing wrote:
> If IPV6 is not set and CONFIG_MLX5_ESWITCH is y,
> building fails:
> 
> drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c:322:5: error:
> redefinition of mlx5e_tc_tun_create_header_ipv6
>  int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv,
>      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from
> drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c:7:0:
> drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.h:67:1: note:
> previous definition of mlx5e_tc_tun_create_header_ipv6 was here
>  mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv,
>  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> Use #ifdef to guard this, also move mlx5e_route_lookup_ipv6
> to cleanup unused warning.
> 
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Fixes: e689e998e102 ("net/mlx5e: TC, Stub out ipv6 tun create header
> function")
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>

Acked-by: Saeed Mahameed <saeedm@xxxxxxxxxxxx>