When audmux_clk is used and clk_prepare_enable function succeed,
the memory alloc'd to buf variable is leaked
Signed-off-by: NFelipe Pena <felipensp@gmail.com>
Reviewed-by: NSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: NMark Brown <broonie@linaro.org>