linux-kernel - Re: [PATCH v4 1/4] PCI: Introduce pci_dev_for_each

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Date:   Tue, 14 Mar 2023 20:43:27 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Dan Carpenter <error27@...il.com>
Cc:     oe-kbuild@...ts.linux.dev,
        Mickaël Salaün <mic@...ikod.net>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Randy Dunlap <rdunlap@...radead.org>,
        Arnd Bergmann <arnd@...db.de>,
        Bjorn Helgaas <helgaas@...nel.org>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
        Niklas Schnelle <schnelle@...ux.ibm.com>,
        Pali Rohár <pali@...nel.org>,
        "Maciej W. Rozycki" <macro@...am.me.uk>,
        Juergen Gross <jgross@...e.com>,
        Dominik Brodowski <linux@...inikbrodowski.net>,
        linux-kernel@...r.kernel.org, linux-alpha@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-mips@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-sh@...r.kernel.org,
        sparclinux@...r.kernel.org, linux-pci@...r.kernel.org,
        xen-devel@...ts.xenproject.org, linux-acpi@...r.kernel.org,
        lkp@...el.com, oe-kbuild-all@...ts.linux.dev,
        Miguel Ojeda <ojeda@...nel.org>,
        Richard Henderson <richard.henderson@...aro.org>,
        Ivan Kokshaysky <ink@...assic.park.msu.ru>,
        Matt Turner <mattst88@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Andrew Lunn <andrew@...n.ch>
Subject: Re: [PATCH v4 1/4] PCI: Introduce pci_dev_for_each_resource()

On Sat, Mar 11, 2023 at 04:54:32PM +0300, Dan Carpenter wrote:

> 059b4a086017fb Mika Westerberg 2023-03-10  246  			unsigned long type = resource_type(r);
> 999ed65ad12e37 Rene Herman     2008-07-25  247  
> 059b4a086017fb Mika Westerberg 2023-03-10 @248  			if (type != IORESOURCE_IO || type != IORESOURCE_MEM ||
>                                                                                                   ^^
> This || needs to be &&.  This loop will always hit the continue path
> without doing anything.
> 
> 059b4a086017fb Mika Westerberg 2023-03-10  249  			    resource_size(r) == 0)
> 0509ad5e1a7d92 Bjorn Helgaas   2008-03-11  250  				continue;

Thanks, I'll fix in v5.

-- 
With Best Regards,
Andy Shevchenko