linux-kernel - Re: [PATCH] ubifs: Fix inode leak in xattr code

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Message-ID: <1494860034.18055.17.camel@gmail.com>
Date:   Mon, 15 May 2017 17:53:54 +0300
From:   Artem Bityutskiy <dedekind1@...il.com>
To:     Richard Weinberger <richard@....at>, linux-mtd@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org, adrian.hunter@...el.com,
        stable@...r.kernel.org
Subject: Re: [PATCH] ubifs: Fix inode leak in xattr code

On Mon, 2017-05-15 at 16:20 +0200, Richard Weinberger wrote:
> To solve this problem, set i_nlink for all xattr inodes to 0, such
> that
> the iput() in the UBIFS xattr code makes the temporary inode vanish
> immediately.

What if there is iget right after iput? With this patch, will we need
to go all the way to the slow media instead of just getting having the
inode from the inode cache?