drm/fsl-dcu: check for clk_prepare_enable() error
authorFabio Estevam <fabio.estevam@nxp.com>
Wed, 28 Dec 2016 16:48:48 +0000 (14:48 -0200)
committerStefan Agner <stefan@agner.ch>
Wed, 8 Feb 2017 04:28:04 +0000 (20:28 -0800)
commitef15d36154cc741d7ded4ae4fa0cf7987354e313
tree1c0ae48431cadad1195f2eb606ff7196215321f6
parent5d2883d51d60ce34a773d4a07b468216109d9030
drm/fsl-dcu: check for clk_prepare_enable() error

clk_prepare_enable() may fail, so we should better check its return
value.

Also place the of_node_put() function right after clk_prepare_enable(),
in order to avoid calling of_node_put() twice in case clk_prepare_enable()
fails.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Stefan Agner <stefan@agner.ch>
drivers/gpu/drm/fsl-dcu/fsl_tcon.c