[PATCH] au1100fb: Remove NULL pointer check before clk_enable/disable

From: Xu Wang
Date: Wed Oct 14 2020 - 04:22:45 EST


Because clk_enable, clk_disable, clk_prepare, and clk_unprepare already
checked NULL clock parameter, so the additional checks are unnecessary,
just remove them.

Signed-off-by: Xu Wang <vulab@xxxxxxxxxxx>
---
drivers/video/fbdev/au1100fb.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/video/fbdev/au1100fb.c b/drivers/video/fbdev/au1100fb.c
index 37a6512feda0..3659dfbb81c1 100644
--- a/drivers/video/fbdev/au1100fb.c
+++ b/drivers/video/fbdev/au1100fb.c
@@ -560,8 +560,7 @@ int au1100fb_drv_suspend(struct platform_device *dev, pm_message_t state)
/* Blank the LCD */
au1100fb_fb_blank(VESA_POWERDOWN, &fbdev->info);

- if (fbdev->lcdclk)
- clk_disable(fbdev->lcdclk);
+ clk_disable(fbdev->lcdclk);

memcpy(&fbregs, fbdev->regs, sizeof(struct au1100fb_regs));

@@ -577,8 +576,7 @@ int au1100fb_drv_resume(struct platform_device *dev)

memcpy(fbdev->regs, &fbregs, sizeof(struct au1100fb_regs));

- if (fbdev->lcdclk)
- clk_enable(fbdev->lcdclk);
+ clk_enable(fbdev->lcdclk);

/* Unblank the LCD */
au1100fb_fb_blank(VESA_NO_BLANKING, &fbdev->info);
--
2.17.1