[PATCH] drm/ingenic: remove redundant null check

[Xu Wang]

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

Signed-off-by: Xu Wang <vu...@iscas.ac.cn>
---
 drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c 
b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
index b7074161ccf0..9dce02e779ad 100644
--- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
+++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
@@ -932,8 +932,7 @@ static int ingenic_drm_bind(struct device *dev, bool 
has_components)
        return 0;
 
 err_devclk_disable:
-       if (priv->lcd_clk)
-               clk_disable_unprepare(priv->lcd_clk);
+       clk_disable_unprepare(priv->lcd_clk);
 err_pixclk_disable:
        clk_disable_unprepare(priv->pix_clk);
        return ret;
@@ -953,8 +952,7 @@ static void ingenic_drm_unbind(struct device *dev)
 {
        struct ingenic_drm *priv = dev_get_drvdata(dev);
 
-       if (priv->lcd_clk)
-               clk_disable_unprepare(priv->lcd_clk);
+       clk_disable_unprepare(priv->lcd_clk);
        clk_disable_unprepare(priv->pix_clk);
 
        drm_dev_unregister(&priv->drm);
-- 
2.17.1