linux-kernel - Re: [PATCH v3] securityfs: fix missing of d_delete() in securityfs

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Message-ID: <20250509044613.GT2023217@ZenIV>
Date: Fri, 9 May 2025 05:46:13 +0100
From: Al Viro <viro@...iv.linux.org.uk>
To: alexjlzheng@...il.com
Cc: paul@...l-moore.com, jmorris@...ei.org, serge@...lyn.com,
	greg@...ah.com, chrisw@...l.org,
	linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jinliang Zheng <alexjlzheng@...cent.com>
Subject: Re: [PATCH v3] securityfs: fix missing of d_delete() in
 securityfs_remove()

On Fri, May 09, 2025 at 05:37:12AM +0100, Al Viro wrote:
> On Fri, May 09, 2025 at 04:23:26AM +0100, Al Viro wrote:
> 
> > I have fixes for some of that crap done on top of tree-in-dcache series;
> > give me an hour or two and I'll separate those and rebase to mainline...
> 
> Completely untested:
> git://git.kernel.org:/pub/scm/linux/kernel/git/viro/vfs.git #untested.securityfs
> 
> on top of v6.15-rc5.  And I'm serious about the "untested" part - it builds
> with allmodconfig, but that's all I've checked.  So treat that as an outline
> of what could be done, but don't use as-is without serious testing.

PS: I'm really, really serious - do not use without a serious review; this
is a rebase of a branch last touched back in March and it was a part of
long tail, with pretty much zero testing even back then.

Patches are simple enough to have a chance to be somewhere in the vicinity
of being correct, but that's all I can promise.