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drm: bridge: adv7511: Remove redundant null check before clk_disable_unprepare 

Because clk_disable_unprepare() already checked NULL clock parameter,
so the additional check is unnecessary, just remove them.

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
This commit is contained in:
Xu Wang 2020-11-27 09:18:29 +00:00 committed by Laurent Pinchart
parent 0647bf1556
commit 3fc5a28421
1 changed files with 2 additions and 4 deletions
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6
drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
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@ -1292,8 +1292,7 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
err_unregister_cec:
i2c_unregister_device(adv7511->i2c_cec);
if (adv7511->cec_clk)
clk_disable_unprepare(adv7511->cec_clk);
clk_disable_unprepare(adv7511->cec_clk);
err_i2c_unregister_packet:
i2c_unregister_device(adv7511->i2c_packet);
err_i2c_unregister_edid:
@ -1311,8 +1310,7 @@ static int adv7511_remove(struct i2c_client *i2c)
if (adv7511->type == ADV7533 || adv7511->type == ADV7535)
adv7533_detach_dsi(adv7511);
i2c_unregister_device(adv7511->i2c_cec);
if (adv7511->cec_clk)
clk_disable_unprepare(adv7511->cec_clk);
clk_disable_unprepare(adv7511->cec_clk);
adv7511_uninit_regulators(adv7511);