drm: imx: imx-tve: Check and propagate the errors
authorFabio Estevam <fabio.estevam@freescale.com>
Tue, 20 Jan 2015 22:44:07 +0000 (20:44 -0200)
committerPhilipp Zabel <p.zabel@pengutronix.de>
Tue, 27 Jan 2015 14:55:49 +0000 (15:55 +0100)
In the case of errors we should propagate them.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

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