From: Qinglang Miao miaoqinglang@huawei.com

[ Upstream commit bf3a3cdcad40e5928a22ea0fd200d17fd6d6308d ]

Fix the missing clk_disable_unprepare() before return from tegra_sor_init() in the error handling case.

Signed-off-by: Qinglang Miao miaoqinglang@huawei.com Signed-off-by: Thierry Reding treding@nvidia.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/tegra/sor.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index 7ab1d1dc7cd73..352ae52be3418 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -2378,17 +2378,23 @@ static int tegra_sor_init(struct host1x_client *client) if (err < 0) { dev_err(sor->dev, "failed to deassert SOR reset: %d\n", err); + clk_disable_unprepare(sor->clk); return err; } }

err = clk_prepare_enable(sor->clk_safe); - if (err < 0) + if (err < 0) { + clk_disable_unprepare(sor->clk); return err; + }

err = clk_prepare_enable(sor->clk_dp); - if (err < 0) + if (err < 0) { + clk_disable_unprepare(sor->clk_safe); + clk_disable_unprepare(sor->clk); return err; + }

return 0; }