linux-kernel - Re: [patch 5/5] staging: ozwpan: Fix hrtimer wreckage

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Message-ID: <20150413212552.GB2812@kroah.com>
Date:	Mon, 13 Apr 2015 23:25:52 +0200
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	Shigekatsu Tateno <shigekatsu.tateno@...el.com>,
	devel@...verdev.osuosl.org
Subject: Re: [patch 5/5] staging: ozwpan: Fix hrtimer wreckage

On Mon, Apr 13, 2015 at 09:02:25PM -0000, Thomas Gleixner wrote:
> oz_timer_add() modifies the expiry value of an active timer, which
> results in data corruption.
> 
> Use hrtimer_start() and remove the silly conditional.
> 
> While at it use the proper helper function to convert milliseconds to
> ktime.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Shigekatsu Tateno <shigekatsu.tateno@...el.com>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: devel@...verdev.osuosl.org
> ---
>  drivers/staging/ozwpan/ozproto.c |   17 ++++-------------
>  1 file changed, 4 insertions(+), 13 deletions(-)

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
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