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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>