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From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
To: Bjorn Helgaas <helgaas@kernel.org>,
	Jim Quinlan <james.quinlan@broadcom.com>
Cc: linux-pci@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com,
	"Rafał Miłecki" <zajec5@gmail.com>,
	"Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
	"Rob Herring" <robh@kernel.org>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Florian Fainelli" <f.fainelli@gmail.com>,
	"Andrew Murray" <amurray@thegoodpenguin.co.uk>,
	"Jeremy Linton" <jeremy.linton@arm.com>,
	"moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE"
	<linux-rpi-kernel@lists.infradead.org>,
	"moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE"
	<linux-arm-kernel@lists.infradead.org>,
	"open list" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v1] PCI: brcmstb: variable is missing proper initialization
Date: Tue, 03 Nov 2020 20:40:28 +0100	[thread overview]
Message-ID: <b168ae648524797f1332e69461d622454715ddd5.camel@suse.de> (raw)
In-Reply-To: <20201103193816.GA258457@bjorn-Precision-5520>

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On Tue, 2020-11-03 at 13:38 -0600, Bjorn Helgaas wrote:
> On Mon, Nov 02, 2020 at 03:57:12PM -0500, Jim Quinlan wrote:
> > The variable 'tmp' is used multiple times in the brcm_pcie_setup()
> > function.  One such usage did not initialize 'tmp' to the current value of
> > the target register.  By luck the mistake does not currently affect
> > behavior;  regardless 'tmp' is now initialized properly.
> 
> This is so trivial that there's probably no reason to post this again,
> but if you post a v2 for some reason, please update the subject to
> match the convention ("PCI: brcmstb: Verb ..."), e.g.,
> 
>   PCI: brcmstb: Initialize "tmp" before use
> 
> The commit log does not say what the patch does, leaving it to the
> reader to infer it.
> 
> Lorenzo will likely fix this up when he applies it.
> 
> Incidental curiosity: where should I look to see what
> u32p_replace_bits() does?  "git grep u32p_replace_bits" shows several
> calls, but no definitions.

It's a bunch if defines in 'include/linux/bitfield.h'

Regards,
Nicolas


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  reply	other threads:[~2020-11-03 19:40 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-02 20:57 Jim Quinlan
2020-11-02 21:07 ` Florian Fainelli
2020-11-03 17:32   ` Nicolas Saenz Julienne
2020-11-03 19:38 ` Bjorn Helgaas
2020-11-03 19:40   ` Nicolas Saenz Julienne [this message]
2020-11-04 14:48   ` Jim Quinlan
2020-11-20 17:07 ` Lorenzo Pieralisi

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