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From: Markus Elfring <Markus.Elfring@web.de>
To: Jing Xiangfeng <jingxiangfeng@huawei.com>,
	linux-clk@vger.kernel.org, linux-omap@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
	Michael Turquette <mturquette@baylibre.com>,
	Rob Herring <robh@kernel.org>, Stephen Boyd <sboyd@kernel.org>,
	Tero Kristo <t-kristo@ti.com>, Tony Lindgren <tony@atomide.com>
Subject: Re: [PATCH] clk: ti: clkctrl: add the missed kfree() for _ti_omap4_clkctrl_setup()
Date: Mon, 20 Jul 2020 16:19:06 +0200	[thread overview]
Message-ID: <b7f0dcda-7ec8-b3d8-ba53-c2720799abbc@web.de> (raw)

…
> +++ b/drivers/clk/ti/clkctrl.c
> @@ -655,8 +655,10 @@ static void __init _ti_omap4_clkctrl_setup(struct device_node *node)
>  		}
>
>  		hw = kzalloc(sizeof(*hw), GFP_KERNEL);
> -		if (!hw)
> +		if (!hw) {
> +			kfree(clkctrl_name);
>  			return;
> +		}
…

I suggest to use an additional label instead.

 		if (!hw)
-			return;
+			goto free_control_name;


By the way:
How do you think about to replace the label “cleanup” by other jump targets
for better exception handling in this function implementation?

Regards,
Markus

             reply	other threads:[~2020-07-20 14:19 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-20 14:19 Markus Elfring [this message]
  -- strict thread matches above, loose matches on Subject: below --
2020-07-20 14:19 [PATCH] clk: ti: clkctrl: add the missed kfree() for _ti_omap4_clkctrl_setup() Markus Elfring
2020-07-20 12:23 Jing Xiangfeng
2020-07-28  1:24 ` Stephen Boyd
2020-07-28  3:43   ` Jing Xiangfeng

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