linux-kernel - Re: [PATCH v2] PCI: cadence: Add missing return in cdns_plat_pcie

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Message-ID: <20211103185117.GA707490@bhelgaas>
Date:   Wed, 3 Nov 2021 13:51:17 -0500
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     Li Chen <lchen@...arella.com>
Cc:     Tom Joseph <tjoseph@...ence.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>, "kw@...ux.com" <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] PCI: cadence: Add missing return in
 cdns_plat_pcie_probe()

On Thu, Oct 21, 2021 at 02:50:19AM +0000, Li Chen wrote:
> When cdns_plat_pcie_probe() succeeds, return success instead of
> falling into the error handling code.
> 
> Signed-off-by: Xuliang Zhang <xlzhanga@...arella.com>
> Reviewed-by: Bjorn Helgaas <bhelgaas@...gle.com>
> Fixes: bd22885aa188 ("PCI: cadence: Refactor driver to use as a core library")
> Cc: stable@...r.kernel.org
> Signed-off-by: Li Chen <lchen@...arella.com>

This would ordinarily go via Lorenzo's tree, but I picked it up so it
would make v5.16.

> ---
>  drivers/pci/controller/cadence/pcie-cadence-plat.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/pci/controller/cadence/pcie-cadence-plat.c b/drivers/pci/controller/cadence/pcie-cadence-plat.c
> index 5fee0f89ab59..a224afadbcc0 100644
> --- a/drivers/pci/controller/cadence/pcie-cadence-plat.c
> +++ b/drivers/pci/controller/cadence/pcie-cadence-plat.c
> @@ -127,6 +127,8 @@ static int cdns_plat_pcie_probe(struct platform_device *pdev)
>  			goto err_init;
>  	}
>  
> +	return 0;
> +
>   err_init:
>   err_get_sync:
>  	pm_runtime_put_sync(dev);
> -- 
> 2.33.0
> 
> **********************************************************************
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