Re: [PATCH v2 5/5] net: dsa: exit probe if no switch were found

From: Florian Fainelli
Date: Sat Oct 03 2015 - 16:27:46 EST


Le 03/10/2015 07:26, Neil Armstrong a Ãcrit :
> If no switch were found in dsa_setup_dst, return -ENODEV and
> exit the dsa_probe cleanly.
>
> Tested-by: Andrew Lunn <andrew@xxxxxxx>
> Tested-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> ---

[snip]

> static int dsa_probe(struct platform_device *pdev)
> @@ -926,9 +937,9 @@ static int dsa_probe(struct platform_device *pdev)
>
> platform_set_drvdata(pdev, dst);
>
> - dsa_setup_dst(dst, dev, &pdev->dev, pd);
> -
> - return 0;
> + ret = dsa_setup_dst(dst, dev, &pdev->dev, pd);
> + if (!ret)
> + return 0;

That logic is a little weird, I would just go with something like this:

ret = dsa_setup_dst(ds, dev, &pdev->dev, pd);
if (ret)
goto out;

return 0;
--
Florian
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