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Date:      Sun, 26 Feb 2023 17:30:22 +0100
From:      Mateusz Guzik <mjguzik@gmail.com>
To:        =?UTF-8?Q?Dag=2DErling_Sm=C3=B8rgrav?= <des@freebsd.org>
Cc:        src-committers@freebsd.org, dev-commits-src-all@freebsd.org,  dev-commits-src-main@freebsd.org
Subject:   Re: git: b8bb73ab724b - main - pseudofs: Fix LOR in VOP_READDIR.
Message-ID:  <CAGudoHH1njT63ppGqqxGKpZ2K22u7XphKu=9kA_JPP2D8m4tOQ@mail.gmail.com>
In-Reply-To: <202302261624.31QGOl8I089368@gitrepo.freebsd.org>
References:  <202302261624.31QGOl8I089368@gitrepo.freebsd.org>

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On 2/26/23, Dag-Erling Sm=C3=B8rgrav <des@freebsd.org> wrote:
> The branch main has been updated by des:
>
> URL:
> https://cgit.FreeBSD.org/src/commit/?id=3Db8bb73ab724b19063481dba089c3dc9=
a8e1926b1
>
> commit b8bb73ab724b19063481dba089c3dc9a8e1926b1
> Author:     Dag-Erling Sm=C3=B8rgrav <des@FreeBSD.org>
> AuthorDate: 2023-02-26 15:30:53 +0000
> Commit:     Dag-Erling Sm=C3=B8rgrav <des@FreeBSD.org>
> CommitDate: 2023-02-26 15:30:53 +0000
>
>     pseudofs: Fix LOR in VOP_READDIR.
>
>     MFC after:      3 days
>     Differential Revision:  https://reviews.freebsd.org/D20862
> ---
>  sys/fs/pseudofs/pseudofs_vnops.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sys/fs/pseudofs/pseudofs_vnops.c
> b/sys/fs/pseudofs/pseudofs_vnops.c
> index eae4c1c71ab9..f4e27b469213 100644
> --- a/sys/fs/pseudofs/pseudofs_vnops.c
> +++ b/sys/fs/pseudofs/pseudofs_vnops.c
> @@ -897,8 +897,8 @@ pfs_readdir(struct vop_readdir_args *va)
>  		if (!pfs_visible_proc(curthread, pd, proc)) {
>  			_PRELE(proc);
>  			PROC_UNLOCK(proc);
> -			sx_sunlock(&allproc_lock);
>  			pfs_unlock(pd);
> +			sx_sunlock(&allproc_lock);
>  			PFS_RETURN (ENOENT);
>  		}
>  	}
>

this does not fix any LORs. it is legal to *unlock* in any order.

--=20
Mateusz Guzik <mjguzik gmail.com>



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