Re: [PATCH v2 15/27] net: use zeroing allocator rather than allocator followed by memset zero

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On 6/28/2019 5:48 AM, Fuqian Huang wrote:
> Replace allocator followed by memset with 0 with zeroing allocator.
> 
> Signed-off-by: Fuqian Huang <huangfq.daxian@xxxxxxxxx>
> ---

..


> --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
> +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
> @@ -1062,7 +1062,7 @@ static int mlx4_en_config_rss_qp(struct mlx4_en_priv *priv, int qpn,
>   	struct mlx4_qp_context *context;
>   	int err = 0;
>   
> -	context = kmalloc(sizeof(*context), GFP_KERNEL);
> +	context = kzalloc(sizeof(*context), GFP_KERNEL);
>   	if (!context)
>   		return -ENOMEM;
>   
> @@ -1073,7 +1073,6 @@ static int mlx4_en_config_rss_qp(struct mlx4_en_priv *priv, int qpn,
>   	}
>   	qp->event = mlx4_en_sqp_event;
>   
> -	memset(context, 0, sizeof(*context));
>   	mlx4_en_fill_qp_context(priv, ring->actual_size, ring->stride, 0, 0,
>   				qpn, ring->cqn, -1, context);
>   	context->db_rec_addr = cpu_to_be64(ring->wqres.db.dma);
> 


For the mlx4 part:
Reviewed-by: Tariq Toukan <tariqt@xxxxxxxxxxxx>

Tariq




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