tty: serial: mxs-auart: Check the return value from clk_prepare_enable()
authorFabio Estevam <fabio.estevam@freescale.com>
Mon, 2 Dec 2013 03:17:58 +0000 (01:17 -0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 9 Dec 2013 01:14:58 +0000 (17:14 -0800)
clk_prepare_enable() may fail, so let's check its return value and propagate it
in the case of error.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/mxs-auart.c

Simple merge