netdev - Re: [PATCH] net/sonic: Fix some resource leaks in error handling paths

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Message-ID: <b7651b26-ac1e-6281-efb2-7eff0018b158@web.de>
Date:   Sat, 9 May 2020 08:15:18 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Christophe Jaillet <christophe.jaillet@...adoo.fr>,
        netdev@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Finn Thain <fthain@...egraphics.com.au>,
        Jakub Kicinski <kuba@...nel.org>
Subject: Re: [PATCH] net/sonic: Fix some resource leaks in error handling
 paths

> While at it, rename a label in order to be slightly more informative and
> split some too long lines.

Would you like to add the tag “Fixes” to the change description?


…
> +++ b/drivers/net/ethernet/natsemi/macsonic.c
> @@ -506,10 +506,14 @@ static int mac_sonic_platform_probe(struct platform_device *pdev)
>
>  	err = register_netdev(dev);
>  	if (err)
> -		goto out;
> +		goto undo_probe1;
>
>  	return 0;
>
> +undo_probe1:
> +	dma_free_coherent(lp->device,
> +			  SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
> +			  lp->descriptors, lp->descriptors_laddr);
>  out:
…

How do you think about the possibility to use the label “free_dma”?

Regards,
Markus