linux-kernel - Re: [GIT PULL 4/4] intel_th: msu: Fix window switching without windows

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Message-ID: <20191218105113.21cc94fb@canb.auug.org.au>
Date:   Wed, 18 Dec 2019 10:51:13 +1100
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        linux-kernel@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Ammy Yi <ammy.yi@...el.com>, stable@...r.kernel.org
Subject: Re: [GIT PULL 4/4] intel_th: msu: Fix window switching without
 windows

Hi Greg,

On Tue, 17 Dec 2019 13:06:29 +0100 Greg Kroah-Hartman <gregkh@...uxfoundation.org> wrote:
>
> On Tue, Dec 17, 2019 at 01:55:27PM +0200, Alexander Shishkin wrote:
> > Commit 6cac7866c2741 ("intel_th: msu: Add a sysfs attribute to trigger
> > window switch") adds a NULL pointer dereference in the case when there are
> > no windows allocated:  
> 
> Commit ids should only be specified in 12 digits, not 13 :)

It is possible that 13 digits may be necessary to be unambiguous within
a git repo.  In fact, as we continue with a single git repo (Linus'), at
some point 13 digits will become normal.

-- 
Cheers,
Stephen Rothwell

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