linux-kernel - Re: [PATCH 2/2] lpc_eth: Use resource

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Date:	Wed, 28 May 2014 09:16:56 -0700
From:	Joe Perches <joe@...ches.com>
To:	Benoit Taine <benoit.taine@...6.fr>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 2/2] lpc_eth: Use resource_size instead of computation

On Wed, 2014-05-28 at 17:14 +0200, Benoit Taine wrote:
> This issue was reported by coccicheck using the semantic patch 
> at scripts/coccinelle/api/resource_size.cocci

Slightly associated trivial note:

> diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
[]
> @@ -1419,8 +1419,7 @@ static int lpc_eth_drv_probe(struct platform_device *pdev)
>  
>  	netdev_dbg(ndev, "IO address start     :0x%08x\n",
>  			res->start);
> -	netdev_dbg(ndev, "IO address size      :%d\n",
> -			res->end - res->start + 1);
> +	netdev_dbg(ndev, "IO address size      :%d\n", resource_size(res));

May be better using:

	netdev_dbg(ndev, "IO                       :%pR\n", res)


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