linux-kernel - Re: [PATCH v2 08/13] PCI/portdrv: Simplify PCIe feature permission checking

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Message-ID: <9a1b9a6a0c49305a0e67483bc5bbfce0da66b4c7.camel@infradead.org>
Date:   Wed, 08 May 2019 07:45:16 +0100
From:   David Woodhouse <dwmw2@...radead.org>
To:     Bjorn Helgaas <helgaas@...nel.org>
Cc:     linux-pci@...r.kernel.org, "Chocron, Jonathan" <jonnyc@...zon.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        linux-kernel@...r.kernel.org,
        "Rafael J. Wysocki" <rjw@...ysocki.net>, linux-pm@...r.kernel.org,
        Keith Busch <keith.busch@...el.com>,
        Sinan Kaya <okaya@...eaurora.org>,
        Lukas Wunner <lukas@...ner.de>,
        Frederick Lawler <fred@...dlawl.com>
Subject: Re: [PATCH v2 08/13] PCI/portdrv: Simplify PCIe feature permission
 checking

On Tue, 2019-05-07 at 09:07 -0500, Bjorn Helgaas wrote:
> On Tue, May 07, 2019 at 02:02:34PM +0100, David Woodhouse wrote:
> > On Tue, 2019-05-07 at 07:49 -0500, Bjorn Helgaas wrote:
> > > No good reason; I just screwed up.  Should be fixed in v5.2 (and marked for
> > > stable):
> > > 
> > > https://lore.kernel.org/linux-pci/20190318160718.10925-1-jean-philippe.brucker@arm.com
> > 
> > Aha, thanks. And I see 'dwc: Use devm_pci_alloc_host_bridge()' in there
> > too, which was the reason we were staring at it in the first place.
> > 
> > That's actually fixing a leak in the error path, not just simplifying
> > it, and might want tagging for stable too if it's realistic that
> > devm_of_pci_get_host_bridge_resources() would ever actually fail.
> 
> OK, IIUC, you're proposing this, where I added the stable tag to "dwc:
> Use devm_pci_alloc_host_bridge()":
> 
>   http://git.kernel.org/cgit/linux/kernel/git/helgaas/pci.git/commit/?id=e6fdd3bf5aec

Indeed. Thanks.

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