[PATCH] ASoC: samsung: i2s: Remove redundant null check before clk_disable_unprepare

[Xu Wang]

Because clk_disable_unprepare() already checked NULL clock parameter,
so the additional check is unnecessary, just remove it.

Signed-off-by: Xu Wang <vulab at iscas.ac.cn>
---
 sound/soc/samsung/i2s.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
index df53d4ea808f..36969f0a3f9a 100644
--- a/sound/soc/samsung/i2s.c
+++ b/sound/soc/samsung/i2s.c
@@ -1212,8 +1212,7 @@ static int i2s_runtime_suspend(struct device *dev)
 	priv->suspend_i2scon = readl(priv->addr + I2SCON);
 	priv->suspend_i2spsr = readl(priv->addr + I2SPSR);
 
-	if (priv->op_clk)
-		clk_disable_unprepare(priv->op_clk);
+	clk_disable_unprepare(priv->op_clk);
 	clk_disable_unprepare(priv->clk);
 
 	return 0;
-- 
2.17.1