diff mbox series

[v5,2/5] media: venus: core: Fix error handling in probe

Message ID 1596007005-30425-3-git-send-email-rnayak@codeaurora.org (mailing list archive)
State Superseded
Headers show
Series DVFS support for Venus | expand

Commit Message

Rajendra Nayak July 29, 2020, 7:16 a.m. UTC 
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 <rnayak@codeaurora.org>
Acked-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
---
 drivers/media/platform/qcom/venus/core.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

Comments

Bjorn Andersson July 29, 2020, 7:30 p.m. UTC | #1 
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 <rnayak@codeaurora.org>
> Acked-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

> ---
>  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
>
diff mbox series

Patch

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;
 }