* [PATCH] [v2] media: smiapp: Fix runtime PM imbalance on error
@ 2020-05-25 8:19 Dinghao Liu
0 siblings, 0 replies; only message in thread
From: Dinghao Liu @ 2020-05-25 8:19 UTC (permalink / raw)
To: dinghao.liu, kjlu
Cc: Sakari Ailus, Mauro Carvalho Chehab, linux-media, linux-kernel
When v4l2_async_register_subdev_sensor_common() returns
an error code, a pairing runtime PM usage counter
decrement is needed to keep the counter balanced.
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
---
Changelog:
v2: - Use pm_runtime_put_noidle() insead of
pm_runtime_put_autosuspend().
---
drivers/media/i2c/smiapp/smiapp-core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c
index 5e4f6a2ef78e..0a8d27481bd1 100644
--- a/drivers/media/i2c/smiapp/smiapp-core.c
+++ b/drivers/media/i2c/smiapp/smiapp-core.c
@@ -3103,6 +3103,7 @@ static int smiapp_probe(struct i2c_client *client)
return 0;
out_disable_runtime_pm:
+ pm_runtime_put_noidle(&client->dev);
pm_runtime_disable(&client->dev);
out_media_entity_cleanup:
--
2.17.1
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2020-05-25 8:19 [PATCH] [v2] media: smiapp: Fix runtime PM imbalance on error Dinghao Liu
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