linux-kernel - Re: [PATCH] Fix mountpoint reference leakage in linkat

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Message-Id: <C917C4B9-8BF5-42BB-A396-E799E5A0294B@linuxhacker.ru>
Date:	Fri, 31 Jan 2014 16:50:33 -0500
From:	Oleg Drokin <green@...uxhacker.ru>
To:	Jeff Layton <jlayton@...hat.com>
Cc:	Al Viro <viro@...IV.linux.org.uk>, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] Fix mountpoint reference leakage in linkat

> Maybe something like this (untested) instead?

I think it's just safe to move the out label up along with the old_path freeing.

In all error cases the retry and delegation breaking logic could not be triggered
anyway. 

Something like this (lightly tested):

Download attachment "0001-vfs-Fix-mountpoint-reference-leakage-in-linkat.patch" of type "application/octet-stream" (1295 bytes)