linux-kernel - Re: [PATCH] afs: proc cells and rootcell are writeable

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Date:	Sun, 15 Dec 2013 23:00:04 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Pali Rohár <pali.rohar@...il.com>
Cc:	David Howells <dhowells@...hat.com>, linux-afs@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] afs: proc cells and rootcell are writeable

On Wed, 20 Nov 2013 14:30:55 +0100 Pali Roh__r <pali.rohar@...il.com> wrote:

> Both proc files are writeable and used for configuring cells. But
> there is missing correct mode flag for writeable files. Without
> this patch both proc files are read only.
> 
> diff --git a/fs/afs/proc.c b/fs/afs/proc.c
> index 526e4bb..276cb6e 100644
> --- a/fs/afs/proc.c
> +++ b/fs/afs/proc.c
> @@ -147,11 +147,11 @@ int afs_proc_init(void)
>  	if (!proc_afs)
>  		goto error_dir;
>  
> -	p = proc_create("cells", 0, proc_afs, &afs_proc_cells_fops);
> +	p = proc_create("cells", S_IFREG | S_IRUGO | S_IWUSR, proc_afs, &afs_proc_cells_fops);
>  	if (!p)
>  		goto error_cells;
>  
> -	p = proc_create("rootcell", 0, proc_afs, &afs_proc_rootcell_fops);
> +	p = proc_create("rootcell", S_IFREG | S_IRUGO | S_IWUSR, proc_afs, &afs_proc_rootcell_fops);
>  	if (!p)
>  		goto error_rootcell;

Please send a signed-off-by: for this, as per
Documentation/SubmittingPatches, section 12.

David ack?
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