staging: drm/imx: several bug fixes
authorLothar Waßmann <LW@KARO-electronics.de>
Tue, 25 Dec 2012 14:58:38 +0000 (15:58 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 7 Jan 2013 20:27:51 +0000 (12:27 -0800)
- convert bogus IS_ERR_OR_NULL() to IS_ERR()
- fix copy/paste error
- check return value of ipu_crtc_init()

Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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