On Wed 29 Jul 00:16 PDT 2020, Rajendra Nayak wrote:

> Post a successful pm_ops->core_get, an error in probe
> should exit by doing a pm_ops->core_put which seems
> to be missing. So fix it.
> 
> Signed-off-by: Rajendra Nayak <[email protected]>
> Acked-by: Stanimir Varbanov <[email protected]>

Reviewed-by: Bjorn Andersson <[email protected]>

> ---
>  drivers/media/platform/qcom/venus/core.c | 15 ++++++++++-----
>  1 file changed, 10 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/core.c 
> b/drivers/media/platform/qcom/venus/core.c
> index 203c653..bfcaba3 100644
> --- a/drivers/media/platform/qcom/venus/core.c
> +++ b/drivers/media/platform/qcom/venus/core.c
> @@ -224,13 +224,15 @@ static int venus_probe(struct platform_device *pdev)
>  
>       ret = dma_set_mask_and_coherent(dev, core->res->dma_mask);
>       if (ret)
> -             return ret;
> +             goto err_core_put;
>  
>       if (!dev->dma_parms) {
>               dev->dma_parms = devm_kzalloc(dev, sizeof(*dev->dma_parms),
>                                             GFP_KERNEL);
> -             if (!dev->dma_parms)
> -                     return -ENOMEM;
> +             if (!dev->dma_parms) {
> +                     ret = -ENOMEM;
> +                     goto err_core_put;
> +             }
>       }
>       dma_set_max_seg_size(dev, DMA_BIT_MASK(32));
>  
> @@ -242,11 +244,11 @@ static int venus_probe(struct platform_device *pdev)
>                                       IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
>                                       "venus", core);
>       if (ret)
> -             return ret;
> +             goto err_core_put;
>  
>       ret = hfi_create(core, &venus_core_ops);
>       if (ret)
> -             return ret;
> +             goto err_core_put;
>  
>       pm_runtime_enable(dev);
>  
> @@ -302,6 +304,9 @@ static int venus_probe(struct platform_device *pdev)
>       pm_runtime_set_suspended(dev);
>       pm_runtime_disable(dev);
>       hfi_destroy(core);
> +err_core_put:
> +     if (core->pm_ops->core_put)
> +             core->pm_ops->core_put(dev);
>       return ret;
>  }
>  
> -- 
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> of Code Aurora Forum, hosted by The Linux Foundation
> 

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