linux-kernel - Re: [PATCH 43/87] kernel: power: replace kmalloc and memset with kzalloc

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Message-ID: <20190627195607.GA17039@amd>
Date:   Thu, 27 Jun 2019 21:56:08 +0200
From:   Pavel Machek <pavel@....cz>
To:     Fuqian Huang <huangfq.daxian@...il.com>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <len.brown@...el.com>, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 43/87] kernel: power: replace kmalloc and memset with
 kzalloc

On Fri 2019-06-28 01:40:48, Fuqian Huang wrote:
> kmalloc + memset(0) -> kzalloc
> 
> Signed-off-by: Fuqian Huang <huangfq.daxian@...il.com>

Acked-by: Pavel Machek <pavel@....cz>

> @@ -974,12 +974,11 @@ static int get_swap_reader(struct swap_map_handle *handle,
>  	last = handle->maps = NULL;
>  	offset = swsusp_header->image;
>  	while (offset) {
> -		tmp = kmalloc(sizeof(*handle->maps), GFP_KERNEL);
> +		tmp = kzalloc(sizeof(*handle->maps), GFP_KERNEL);
>  		if (!tmp) {
>  			release_swap_reader(handle);
>  			return -ENOMEM;
>  		}
> -		memset(tmp, 0, sizeof(*tmp));
>  		if (!handle->maps)
>  			handle->maps = tmp;
>  		if (last)

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