[RFC PATCH V0 05/10] media: mtk-mdp3: remove unnecessary Null check
From: Moudy Ho <hidden>
Date: 2021-06-23 07:36:08
Also in:
linux-devicetree, linux-media, linux-mediatek, lkml
Subsystem:
media input infrastructure (v4l/dvb), the rest · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds
From: daoyuan huang <redacted> Remove logically unnecessary NULL check in call back function. Due to no NULL callback param should occur in normal case; and if we use NULL check to jump over this clock off step, the clock ref. count may go asymmetric. Signed-off-by: daoyuan huang <redacted> --- drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c b/drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c
index 42a51061677a..df956ca3685c 100644
--- a/drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c
+++ b/drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c@@ -349,13 +349,8 @@ static void mdp_auto_release_work(struct work_struct *work) auto_release_work); mdp = cb_param->mdp; - if (cb_param->comps && cb_param->num_comps) { - int i; - - for (i = 0; i < cb_param->num_comps; i++) - mdp_comp_clock_off(&mdp->pdev->dev, - &cb_param->comps[i]); - } + mdp_comp_clocks_off(&mdp->pdev->dev, cb_param->comps, + cb_param->num_comps); kfree(cb_param->comps); kfree(cb_param);
--
2.18.0
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