linux-kernel - Re: [PATCH v12 2/4] reset: mediatek: Add MT2701 reset driver

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Date:   Wed, 24 Aug 2016 10:50:49 -0700
From:   Stephen Boyd <sboyd@...eaurora.org>
To:     Erin Lo <erin.lo@...iatek.com>
Cc:     Matthias Brugger <matthias.bgg@...il.com>,
        Mike Turquette <mturquette@...libre.com>,
        Rob Herring <robh@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Sascha Hauer <kernel@...gutronix.de>,
        Daniel Kurtz <djkurtz@...omium.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        linux-clk@...r.kernel.org, srv_heupstream@...iatek.com,
        Shunli Wang <shunli.wang@...iatek.com>,
        James Liao <jamesjj.liao@...iatek.com>
Subject: Re: [PATCH v12 2/4] reset: mediatek: Add MT2701 reset driver

On 08/22, Erin Lo wrote:
> diff --git a/drivers/clk/mediatek/clk-mt2701-hif.c b/drivers/clk/mediatek/clk-mt2701-hif.c
> index 18b4ab5..702fd74 100644
> --- a/drivers/clk/mediatek/clk-mt2701-hif.c
> +++ b/drivers/clk/mediatek/clk-mt2701-hif.c
> @@ -52,11 +52,15 @@ static int mtk_hifsys_init(struct device_node *node)
>  						clk_data);
>  
>  	r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
> -	if (r)
> +	if (r) {
>  		pr_err("%s(): could not register clock provider: %d\n",
>  			__func__, r);
> +		return r;
> +	}
> +
> +	mtk_register_reset_controller(node, 1, 0x34);

The cleanup here isn't great. mtk_register_reset_controller()
should really return an error so that we can properly cleanup if
needed. Fixing that in a later patch would be a good idea.


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