linux-kernel - Re: [PATCH v2 3/5] signal: use fdget() since we don't allow O

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Date:   Thu, 18 Apr 2019 15:17:23 +0200
From:   Oleg Nesterov <oleg@...hat.com>
To:     Christian Brauner <christian@...uner.io>
Cc:     torvalds@...ux-foundation.org, viro@...iv.linux.org.uk,
        jannh@...gle.com, dhowells@...hat.com, linux-api@...r.kernel.org,
        linux-kernel@...r.kernel.org, serge@...lyn.com, luto@...nel.org,
        arnd@...db.de, ebiederm@...ssion.com, keescook@...omium.org,
        tglx@...utronix.de, mtk.manpages@...il.com,
        akpm@...ux-foundation.org, cyphar@...har.com,
        joel@...lfernandes.org, dancol@...gle.com,
        Jann Horn <jann@...jh.net>
Subject: Re: [PATCH v2 3/5] signal: use fdget() since we don't allow O_PATH

On 04/18, Christian Brauner wrote:
>
> It's just semantically correct to use fdget()
> and return an error right from there instead of taking a reference and
> returning an error later.

agreed, and thanks for your explanations

Acked-by: Oleg Nesterov <oleg@...hat.com>