[PATCH] serial: imx: Fix DCD reading

[Uwe Kleine-König]

Hello Fabio,

On Mon, Sep 26, 2016 at 11:13:37AM -0300, Fabio Estevam wrote:
> On Mon, Sep 26, 2016 at 11:09 AM, Uwe Kleine-König
> <u.kleine-koenig at pengutronix.de> wrote:
> > On Mon, Sep 26, 2016 at 03:55:31PM +0200, Sascha Hauer wrote:
> >> The USR2_DCDIN bit is tested for in register usr1. As the name
> >> suggests the usr2 register should be used instead. This fixes
> >> reading the Carrier detect status.
> >>
> >> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> > Fixes: 90ebc4838666 ("serial: imx: repair and complete handshaking")
> > Acked-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
> 
> Great, so it affects 4.5+ kernels and should probably have:
> 
> Cc: <stable at vger.kernel.org> # 4.5+

This is usually not necessary if there is a Fixes: line.

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |