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omapfb/dss: Remove redundant null check before clk_prepare_enable/clk_disable_unprepare 

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

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20201014084920.25813-1-vulab@iscas.ac.cn
This commit is contained in:
Xu Wang 2020-10-14 08:49:20 +00:00 committed by Thomas Zimmermann
parent 488c888ae1
commit f57074189d
1 changed files with 2 additions and 4 deletions
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6
drivers/video/fbdev/omap2/omapfb/dss/venc.c
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@ -890,8 +890,7 @@ static int venc_remove(struct platform_device *pdev)
static int venc_runtime_suspend(struct device *dev)
{
if (venc.tv_dac_clk)
clk_disable_unprepare(venc.tv_dac_clk);
clk_disable_unprepare(venc.tv_dac_clk);
dispc_runtime_put();
@ -906,8 +905,7 @@ static int venc_runtime_resume(struct device *dev)
if (r < 0)
return r;
if (venc.tv_dac_clk)
clk_prepare_enable(venc.tv_dac_clk);
clk_prepare_enable(venc.tv_dac_clk);
return 0;
}