lkml.org 
[lkml]   [2022]   [May]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] drm: mxsfb: remove unnecessary NULL check before clk_disable_unprepare()
Date
NULL check has been done in clk_disable_unprepare() by IS_ERR_OR_NULL().
So remove NULL check before it.

Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com>
---
drivers/gpu/drm/mxsfb/mxsfb_drv.c | 3 +--
drivers/gpu/drm/mxsfb/mxsfb_kms.c | 3 +--
2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
index 55aad92e08ba..90f8d6bc0d21 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
@@ -84,8 +84,7 @@ void mxsfb_enable_axi_clk(struct mxsfb_drm_private *mxsfb)

void mxsfb_disable_axi_clk(struct mxsfb_drm_private *mxsfb)
{
- if (mxsfb->clk_axi)
- clk_disable_unprepare(mxsfb->clk_axi);
+ clk_disable_unprepare(mxsfb->clk_axi);
}

static struct drm_framebuffer *
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_kms.c b/drivers/gpu/drm/mxsfb/mxsfb_kms.c
index f021ab2c4520..ccd21ece21bf 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_kms.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_kms.c
@@ -221,8 +221,7 @@ static void mxsfb_disable_controller(struct mxsfb_drm_private *mxsfb)
writel(reg, mxsfb->base + LCDC_VDCTRL4);

clk_disable_unprepare(mxsfb->clk);
- if (mxsfb->clk_disp_axi)
- clk_disable_unprepare(mxsfb->clk_disp_axi);
+ clk_disable_unprepare(mxsfb->clk_disp_axi);
}

/*
--
2.20.1
\
 
 \ /
  Last update: 2022-05-17 09:25    [W:0.046 / U:0.960 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site