linux-kernel - RE: [PATCH] Drivers: hv: vmbus: Return -EINVAL for the sys files for unopened channels

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Message-ID: <PU1P153MB0169F16082CBD9FD9F0457B1BFBC0@PU1P153MB0169.APCP153.PROD.OUTLOOK.COM>
Date:   Mon, 17 Dec 2018 18:44:12 +0000
From:   Dexuan Cui <decui@...rosoft.com>
To:     Stephen Hemminger <stephen@...workplumber.org>
CC:     "'olaf@...fle.de'" <olaf@...fle.de>,
        "'gregkh@...uxfoundation.org'" <gregkh@...uxfoundation.org>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        "'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>,
        Michael Kelley <mikelley@...rosoft.com>,
        Sasha Levin <Alexander.Levin@...rosoft.com>,
        "'apw@...onical.com'" <apw@...onical.com>,
        "'devel@...uxdriverproject.org'" <devel@...uxdriverproject.org>,
        vkuznets <vkuznets@...hat.com>,
        "'jasowang@...hat.com'" <jasowang@...hat.com>
Subject: RE: [PATCH] Drivers: hv: vmbus: Return -EINVAL for the sys files for
 unopened channels

> From: devel <driverdev-devel-bounces@...uxdriverproject.org> On Behalf Of
> Dexuan Cui
> Sent: Monday, December 17, 2018 10:31 AM
> > From: Stephen Hemminger <stephen@...workplumber.org>
> >
> > The old code was risky because it would silently return stack garbage.
> > Having an error check in get_debuginfo would eliminate that.
> 
> OK, then let me make another patch based on the latest char-misc-linus.
> 
> -- Dexuan

Hi Stephen, your patch can apply cleanly. Let me rebase your patch to
char-misc-linus, do a test, and then post it with your Signed-off-by and mine: 
I assume you're Ok with this. Please let me know in case it's not. :-)

Thanks,
-- Dexuan