Re: [PATCH] media: venus: venc: Fix runtime PM imbalance in venc_open

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Hi Dinghao,

Thanks for the patch!

On 5/24/20 7:31 AM, Dinghao Liu wrote:
> 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@xxxxxxxxxx>
> ---
>  drivers/media/platform/qcom/venus/venc.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Acked-by: Stanimir Varbanov <stanimir.varbanov@xxxxxxxxxx>

> 
> diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
> index 9981a2a27c90..eefcfbb8f211 100644
> --- a/drivers/media/platform/qcom/venus/venc.c
> +++ b/drivers/media/platform/qcom/venus/venc.c
> @@ -1169,7 +1169,7 @@ static int venc_open(struct file *file)
>  
>  	ret = pm_runtime_get_sync(core->dev_enc);
>  	if (ret < 0)
> -		goto err_free_inst;
> +		goto err_put_sync;
>  
>  	ret = venc_ctrl_init(inst);
>  	if (ret)
> @@ -1214,7 +1214,6 @@ static int venc_open(struct file *file)
>  	venc_ctrl_deinit(inst);
>  err_put_sync:
>  	pm_runtime_put_sync(core->dev_enc);
> -err_free_inst:
>  	kfree(inst);
>  	return ret;
>  }
> 

-- 
regards,
Stan



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