linux-kernel - Re: [PATCH] efi, pstore: Cocci spatch "memdup.spatch"

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Date:	Mon, 3 Jun 2013 11:17:56 +0100
From:	Matt Fleming <matt@...sole-pimps.org>
To:	Thomas Meyer <thomas@...3r.de>
Cc:	cbouatmailru@...il.com, ccross@...roid.com, keescook@...omium.org,
	tony.luck@...el.com, matt.fleming@...el.com,
	linux-efi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] efi, pstore: Cocci spatch "memdup.spatch"

On Sat, 01 Jun, at 11:40:02AM, Thomas Meyer wrote:
> 
> Signed-off-by: Thomas Meyer <thomas@...3r.de>
> ---
> 
> diff -u -p a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c
> --- a/drivers/firmware/efi/efi-pstore.c
> +++ b/drivers/firmware/efi/efi-pstore.c
> @@ -79,10 +79,9 @@ static int efi_pstore_read_func(struct e
>  			   &entry->var.DataSize, entry->var.Data);
>  	size = entry->var.DataSize;
>  
> -	*cb_data->buf = kmalloc(size, GFP_KERNEL);
> +	*cb_data->buf = kmemdup(entry->var.Data, size, GFP_KERNEL);
>  	if (*cb_data->buf == NULL)
>  		return -ENOMEM;
> -	memcpy(*cb_data->buf, entry->var.Data, size);
>  	return size;
>  }

Who wants to pick this one up? Tony?

-- 
Matt Fleming, Intel Open Source Technology Center
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