On Wed, 2019-11-27 at 11:26 -0800, David Miller wrote:

From: YueHaibing <redacted>
Date: Wed, 27 Nov 2019 21:27:00 +0800

quoted

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

quoted

 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:

quoted

drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.h:67:1: note:

previous definition of mlx5e_tc_tun_create_header_ipv6 was here

quoted

 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 <redacted>
Fixes: e689e998e102 ("net/mlx5e: TC, Stub out ipv6 tun create

header function")

quoted

Signed-off-by: YueHaibing <redacted>

Saeed et al., how do you want to handle this?

LGTM, I guess you can push this to net since this is dealing with a
build error ?

Thanks in Advance,
Saeed.