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Date:   Tue, 29 Dec 2020 08:17:58 -0800
From:   Joe Perches <joe@...ches.com>
To:     Zheng Yongjun <zhengyongjun3@...wei.com>, davem@...emloft.net,
        kuba@...nel.org, netdev@...r.kernel.org,
        linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     saeedm@...dia.com, leon@...nel.org
Subject: Re: [PATCH net-next] net/mlx5: Use kzalloc for allocating only one
 thing

On Tue, 2020-12-29 at 21:53 +0800, Zheng Yongjun wrote:
> Use kzalloc rather than kcalloc(1,...)
[]
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
[]
> @@ -1782,7 +1782,7 @@ static int dr_action_create_modify_action(struct mlx5dr_domain *dmn,
>  	if (!chunk)
>  		return -ENOMEM;
>  
> 
> -	hw_actions = kcalloc(1, max_hw_actions * DR_MODIFY_ACTION_SIZE, GFP_KERNEL);
> +	hw_actions = kzalloc(max_hw_actions * DR_MODIFY_ACTION_SIZE, GFP_KERNEL);

Perhaps instead:

	hw_actions = kcalloc(max_hw_actions, DR_MODIFY_ACTION_SIZE, GFP_KERNEL);


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