From: Aravind Anilraj <aravindanilraj0702@gmail.com>

If byt_rt5651_prepare_and_enable_pll1() fails, the function returns
without calling clk_disable_unprepare() on priv->mclk, which was
already enabled earlier in the same code path. Add the missing
clk_disable_unprepare() call before returning the error.

Signed-off-by: Aravind Anilraj <aravindanilraj0702@gmail.com>
---
 sound/soc/intel/boards/bytcr_rt5651.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sound/soc/intel/boards/bytcr_rt5651.c b/sound/soc/intel/boards/bytcr_rt5651.c
index 68cf463f1d50..e2f59a008b29 100644
--- a/sound/soc/intel/boards/bytcr_rt5651.c
+++ b/sound/soc/intel/boards/bytcr_rt5651.c
@@ -209,6 +209,9 @@ static int platform_clock_control(struct snd_soc_dapm_widget *w,
 			return ret;
 		}
 		ret = byt_rt5651_prepare_and_enable_pll1(codec_dai, 48000, 50);
+		if (ret < 0) {
+			clk_disable_unprepare(priv->mclk);
+		}
 	} else {
 		/*
 		 * Set codec clock source to internal clock before
-- 
2.47.3