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From: Markus Elfring <Markus.Elfring@web.de>
To: Wen Yang <wen.yang99@zte.com.cn>,
	"David S. Miller" <davem@davemloft.net>,
	netdev@vger.kernel.org, kernel-janitors@vger.kernel.org
Cc: Yi Wang <wang.yi59@zte.com.cn>,
	Michal Simek <michal.simek@xilinx.com>,
	linux-kernel@vger.kernel.org,
	Anirudha Sarangi <anirudh@xilinx.com>,
	John Linn <John.Linn@xilinx.com>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/3] net: xilinx: fix possible object reference leak
Date: Fri, 5 Apr 2019 09:54:45 +0200	[thread overview]
Message-ID: <d2f169a0-b982-82ca-b2f1-963b8a579504@web.de> (raw)
In-Reply-To: <1553223849-7143-1-git-send-email-wen.yang99@zte.com.cn>

> @@ -1575,12 +1575,14 @@  static int axienet_probe(struct platform_device *pdev)
>  	ret = of_address_to_resource(np, 0, &dmares);
>  	if (ret) {
>  		dev_err(&pdev->dev, "unable to get DMA resource\n");
> +		of_node_put(np);
>  		goto free_netdev;
>  	}
>  	lp->dma_regs = devm_ioremap_resource(&pdev->dev, &dmares);
>  	if (IS_ERR(lp->dma_regs)) {
>  		dev_err(&pdev->dev, "could not map DMA regs\n");
>  		ret = PTR_ERR(lp->dma_regs);
> +		of_node_put(np);
>  		goto free_netdev;
>  	}

How do you think about to move these put calls to an additional
jump target for the desired exception handling?

https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/tree/drivers/net/ethernet/xilinx/xilinx_axienet_main.c?id=fa3a419d2f674b431d38748cb58fb7da17ee8949#n1621

Regards,
Markus

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  parent reply	other threads:[~2019-04-05  7:55 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-22  3:04 [PATCH 1/3] net: xilinx: fix possible object reference leak Wen Yang
2019-03-24  1:21 ` David Miller
2019-04-05  7:54 ` Markus Elfring [this message]
2019-04-05  8:13   ` Dan Carpenter
2019-04-05  9:18     ` [1/3] " Markus Elfring

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