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SubjectRe: [PATCH] [net-next, netfilter] mlx5: avoid unused variable warning
Date
On Fri, 2019-07-12 at 10:57 +0200, Arnd Bergmann wrote:
> Without CONFIG_MLX5_ESWITCH we get a harmless warning:
>
> drivers/net/ethernet/mellanox/mlx5/core/en_main.c:3467:21: error:
> unused variable 'priv' [-Werror,-Wunused-variable]
> struct mlx5e_priv *priv = netdev_priv(dev);
>

Hi Arnd,

thanks for your patch, a similar patch that addresses this issue was
already submitted and applied to net-next [1]

[1] https://www.spinics.net/lists/netdev/msg585433.html

> Hide the declaration in the same #ifdef as its usage.
>
> Fixes: 4e95bc268b91 ("net: flow_offload: add
> flow_block_cb_setup_simple()")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
> drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> index 6d0ae87c8ded..b562ba904ea1 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> @@ -3464,7 +3464,9 @@ static LIST_HEAD(mlx5e_block_cb_list);
> static int mlx5e_setup_tc(struct net_device *dev, enum tc_setup_type
> type,
> void *type_data)
> {
> +#ifdef CONFIG_MLX5_ESWITCH
> struct mlx5e_priv *priv = netdev_priv(dev);
> +#endif
>
> switch (type) {
> #ifdef CONFIG_MLX5_ESWITCH
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