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

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Date:   Mon, 17 Dec 2018 12:35:31 -0800
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Dexuan Cui <decui@...rosoft.com>
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

On Mon, 17 Dec 2018 18:44:12 +0000
Dexuan Cui <decui@...rosoft.com> wrote:

> > 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

Sure.