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drm/tegra: Add missing clk_disable_unprepare() in tegra_dc_probe()
author
Zhang Zekun
<zhangzekun11@huawei.com>
Tue, 2 Aug 2022 08:50:50 +0000
(08:50 +0000)
committer
Thierry Reding
<treding@nvidia.com>
Fri, 25 Nov 2022 15:14:58 +0000
(16:14 +0100)
Add the missing clk_disable_unprepare() before return from
tegra_dc_probe() in the error handling path.
Fixes:
f68ba6912bd2
("drm/tegra: dc: Link DC1 to DC0 on Tegra20")
Signed-off-by: Zhang Zekun <zhangzekun11@huawei.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
drivers/gpu/drm/tegra/dc.c
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diff --git
a/drivers/gpu/drm/tegra/dc.c
b/drivers/gpu/drm/tegra/dc.c
index
bd0f607
..
a67453c
100644
(file)
--- a/
drivers/gpu/drm/tegra/dc.c
+++ b/
drivers/gpu/drm/tegra/dc.c
@@
-3205,8
+3205,10
@@
static int tegra_dc_probe(struct platform_device *pdev)
usleep_range(2000, 4000);
err = reset_control_assert(dc->rst);
- if (err < 0)
+ if (err < 0) {
+ clk_disable_unprepare(dc->clk);
return err;
+ }
usleep_range(2000, 4000);