[PATCH] ASoC: imx-audmux: remove unnecessary check of clk_disable_unprepare

[cgel.zte at gmail.com]

From: Minghao Chi <chi.minghao at zte.com.cn>

Because clk_disable_unprepare already checked NULL clock
parameter, so the additional checks are unnecessary, just remove them.

Reported-by: Zeal Robot <zealci at zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao at zte.com.cn>
---
 sound/soc/fsl/imx-audmux.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/sound/soc/fsl/imx-audmux.c b/sound/soc/fsl/imx-audmux.c
index dfa05d40b276..f434fa7decc1 100644
--- a/sound/soc/fsl/imx-audmux.c
+++ b/sound/soc/fsl/imx-audmux.c
@@ -71,8 +71,7 @@ static ssize_t audmux_read_file(struct file *file, char __user *user_buf,
 	ptcr = readl(audmux_base + IMX_AUDMUX_V2_PTCR(port));
 	pdcr = readl(audmux_base + IMX_AUDMUX_V2_PDCR(port));
 
-	if (audmux_clk)
-		clk_disable_unprepare(audmux_clk);
+	clk_disable_unprepare(audmux_clk);
 
 	buf = kmalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!buf)
@@ -218,8 +217,7 @@ int imx_audmux_v2_configure_port(unsigned int port, unsigned int ptcr,
 	writel(ptcr, audmux_base + IMX_AUDMUX_V2_PTCR(port));
 	writel(pdcr, audmux_base + IMX_AUDMUX_V2_PDCR(port));
 
-	if (audmux_clk)
-		clk_disable_unprepare(audmux_clk);
+	clk_disable_unprepare(audmux_clk);
 
 	return 0;
 }
-- 
2.25.1