[PATCH] drm/tegra: sor: fix missing clk_disable_unprepare() on error in tegra_sor_init

[Qinglang Miao]

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

Signed-off-by: Qinglang Miao <miaoqingl...@huawei.com>
---
 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 e88a17c29..0103e8c16 100644
--- a/drivers/gpu/drm/tegra/sor.c
+++ b/drivers/gpu/drm/tegra/sor.c
@@ -3145,6 +3145,7 @@ 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;
                }
 
@@ -3152,12 +3153,17 @@ static int tegra_sor_init(struct host1x_client *client)
        }
 
        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;
 }
-- 
2.23.0

_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel