linux-kernel - Re: [PATCH 3/4] debugfs: Add read-only/write-only size

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Date:	Tue, 13 Oct 2015 09:15:09 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4] debugfs: Add read-only/write-only size_t file ops

On 12-10-15, 18:09, Stephen Boyd wrote:
> There aren't any read-only or write-only size_t file ops, but there
> is a caller of debugfs_create_size_t() that calls it with mode
> equal to 0400. This leads to the possibility of userspace
> modifying the file, so let's use the newly created
> debugfs_create_mode() helper here to fix this.
> 
> Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>
> ---
>  fs/debugfs/file.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)

Reviewed-by: Viresh Kumar <viresh.kumar@...aro.org>

-- 
viresh
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