linux-kernel - Re: [PATCH] Fix failure path in alloc

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Message-ID: <CAHk-=whoWr9v5N9DQEd4ec=9y541MJmMFh6yVb3vTEQTw5Nc+g@mail.gmail.com>
Date:   Fri, 28 Dec 2018 12:53:08 -0800
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Matthew Wilcox <willy@...radead.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
        stable@...r.kernel.org
Subject: Re: [PATCH] Fix failure path in alloc_pid()

On Fri, Dec 28, 2018 at 7:22 AM Matthew Wilcox <willy@...radead.org> wrote:
>
> The failure path removes the allocated PIDs from the wrong namespace.
> This could lead to us inadvertently reusing PIDs in the leaf namespace
> and leaking PIDs in parent namespaces.

Applied,

             Linus