linux-kernel - Re: [PATCH 03/14] sh: pci: Do PCI error check on own line

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Message-ID: <41c52315484c6ba60db0be5a19128a6d78ffd02d.camel@physik.fu-berlin.de>
Date:   Thu, 24 Aug 2023 15:44:06 +0200
From:   John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>
To:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
        linux-pci@...r.kernel.org, Bjorn Helgaas <helgaas@...nel.org>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>, linux-sh@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 03/14] sh: pci: Do PCI error check on own line

On Thu, 2023-08-24 at 16:28 +0300, Ilpo Järvinen wrote:
> Instead of a if condition with a line split, use the usual error
> handling pattern with a separate variable to improve readability.
> 
> No functional changes intended.
> 
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
> ---
>  arch/sh/drivers/pci/common.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/sh/drivers/pci/common.c b/arch/sh/drivers/pci/common.c
> index 2fd2b77e12ce..f59e5b9a6a80 100644
> --- a/arch/sh/drivers/pci/common.c
> +++ b/arch/sh/drivers/pci/common.c
> @@ -53,15 +53,16 @@ int __init pci_is_66mhz_capable(struct pci_channel *hose,
>  	unsigned short vid;
>  	int cap66 = -1;
>  	u16 stat;
> +	int ret;
>  
>  	pr_info("PCI: Checking 66MHz capabilities...\n");
>  
>  	for (pci_devfn = 0; pci_devfn < 0xff; pci_devfn++) {
>  		if (PCI_FUNC(pci_devfn))
>  			continue;
> -		if (early_read_config_word(hose, top_bus, current_bus,
> -					   pci_devfn, PCI_VENDOR_ID, &vid) !=
> -		    PCIBIOS_SUCCESSFUL)
> +		ret = early_read_config_word(hose, top_bus, current_bus,
> +					     pci_devfn, PCI_VENDOR_ID, &vid);
> +		if (ret != PCIBIOS_SUCCESSFUL)
>  			continue;
>  		if (vid == 0xffff)
>  			continue;

Acked-by: John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>

-- 
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer
`. `'   Physicist
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