Messages in this thread Patch in this message | | | From | Dinghao Liu <> | Subject | [PATCH] media: camss: csid: Fix runtime PM imbalance in csid_set_power | Date | Sat, 23 May 2020 15:36:39 +0800 |
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pm_runtime_get_sync() increments the runtime PM usage counter even when it returns an error code. Thus a pairing decrement is needed on the error handling path to keep the counter balanced.
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> --- drivers/media/platform/qcom/camss/camss-csid.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c index a5ae85674ffb..8a247b6f5550 100644 --- a/drivers/media/platform/qcom/camss/camss-csid.c +++ b/drivers/media/platform/qcom/camss/camss-csid.c @@ -562,8 +562,10 @@ static int csid_set_power(struct v4l2_subdev *sd, int on) u32 hw_version; ret = pm_runtime_get_sync(dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put_sync(dev); return ret; + } ret = regulator_enable(csid->vdda); if (ret < 0) { -- 2.17.1
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