linux-kernel - Re: [PATCH 5/5] serial: 8250_dw: Set FIFO size dynamically

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Message-ID: <20121128133704.GB14698@as23.pp.htv.fi>
Date:	Wed, 28 Nov 2012 15:37:04 +0200
From:	Heikki Krogerus <heikki.krogerus@...ux.intel.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alan Cox <alan@...ux.intel.com>,
	Jamie Iles <jamie@...ieiles.com>, linux-serial@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/5] serial: 8250_dw: Set FIFO size dynamically

On Wed, Nov 28, 2012 at 01:18:26PM +0000, Alan Cox wrote:
> > +	if (!reg || (reg & 0xff) != '*')
> > +		return;
> > +
> 
> That looks bogus. If reg == 0 then reg & 0xFF != '*'
> 
> So why the double test ?

No reason. It is something I forgot to cleanup. I'll resend this.

Thanks!

-- 
heikki
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