From: Sean Wang <sean.wang@mediatek.com>
To: "Gustavo A. R. Silva" <garsilva@embeddedor.com>
Cc: Andrew Lunn <andrew@lunn.ch>, Felix Fietkau <nbd@openwrt.org>,
"John Crispin" <blogic@openwrt.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
<netdev@vger.kernel.org>, <linux-mediatek@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] net: ethernet: mediatek: remove useless code in mtk_probe()
Date: Sat, 8 Jul 2017 14:56:41 +0800 [thread overview]
Message-ID: <1499497001.16278.19.camel@mtkswgap22> (raw)
In-Reply-To: <20170707202333.GA5114@embeddedgus>
Hi, Gustavo
It indeed is useless at the current time point.
but actually I will add new SoC support to the driver in the next week,
which requires the variable match :-(
Sean
On Fri, 2017-07-07 at 15:23 -0500, Gustavo A. R. Silva wrote:
> Remove useless local variables _match_, _soc_ and the code related.
>
> Notice that
>
> const struct of_device_id of_mtk_match[] = {
> { .compatible = "mediatek,mt2701-eth" },
> {},
> };
>
> So match->data is NULL.
>
> Suggested-by: Andrew Lunn <andrew@lunn.ch>
> Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
> ---
> drivers/net/ethernet/mediatek/mtk_eth_soc.c | 5 -----
> 1 file changed, 5 deletions(-)
>
> diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
> index adaaafc..b9a5a65 100644
> --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
> +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
> @@ -2401,15 +2401,10 @@ static int mtk_probe(struct platform_device *pdev)
> {
> struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> struct device_node *mac_np;
> - const struct of_device_id *match;
> - struct mtk_soc_data *soc;
> struct mtk_eth *eth;
> int err;
> int i;
>
> - match = of_match_device(of_mtk_match, &pdev->dev);
> - soc = (struct mtk_soc_data *)match->data;
> -
> eth = devm_kzalloc(&pdev->dev, sizeof(*eth), GFP_KERNEL);
> if (!eth)
> return -ENOMEM;
next prev parent reply other threads:[~2017-07-08 6:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-07 7:11 [PATCH] net: ethernet: mediatek: add NULL check on of_match_device() return value Gustavo A. R. Silva
2017-07-07 14:51 ` Matthias Brugger
2017-07-07 14:57 ` Andrew Lunn
2017-07-07 20:08 ` Gustavo A. R. Silva
2017-07-07 20:23 ` [PATCH] net: ethernet: mediatek: remove useless code in mtk_probe() Gustavo A. R. Silva
2017-07-08 6:56 ` Sean Wang [this message]
2017-07-08 10:28 ` David Miller
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