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* [PATCH -next] iommu: msm_iommu: Delete useless kfree code
@ 2020-12-14 13:47 Zheng Yongjun
  2020-12-14 16:21 ` Bjorn Andersson
  0 siblings, 1 reply; 2+ messages in thread
From: Zheng Yongjun @ 2020-12-14 13:47 UTC (permalink / raw)
  To: agross, bjorn.andersson, joro, will, linux-arm-msm, iommu, linux-kernel
  Cc: Zheng Yongjun

The parameter of kfree function is NULL, so kfree code is useless, delete it.

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
---
 drivers/iommu/msm_iommu.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c
index 3615cd6241c4..1286674a1322 100644
--- a/drivers/iommu/msm_iommu.c
+++ b/drivers/iommu/msm_iommu.c
@@ -319,7 +319,7 @@ static struct iommu_domain *msm_iommu_domain_alloc(unsigned type)
 
 	priv = kzalloc(sizeof(*priv), GFP_KERNEL);
 	if (!priv)
-		goto fail_nomem;
+		return NULL;
 
 	INIT_LIST_HEAD(&priv->list_attached);
 
@@ -328,10 +328,6 @@ static struct iommu_domain *msm_iommu_domain_alloc(unsigned type)
 	priv->domain.geometry.force_aperture = true;
 
 	return &priv->domain;
-
-fail_nomem:
-	kfree(priv);
-	return NULL;
 }
 
 static void msm_iommu_domain_free(struct iommu_domain *domain)
-- 
2.22.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH -next] iommu: msm_iommu: Delete useless kfree code
  2020-12-14 13:47 [PATCH -next] iommu: msm_iommu: Delete useless kfree code Zheng Yongjun
@ 2020-12-14 16:21 ` Bjorn Andersson
  0 siblings, 0 replies; 2+ messages in thread
From: Bjorn Andersson @ 2020-12-14 16:21 UTC (permalink / raw)
  To: Zheng Yongjun; +Cc: agross, joro, will, linux-arm-msm, iommu, linux-kernel

On Mon 14 Dec 07:47 CST 2020, Zheng Yongjun wrote:

> The parameter of kfree function is NULL, so kfree code is useless, delete it.
> 
> Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>

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

Regards,
Bjorn

> ---
>  drivers/iommu/msm_iommu.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
> 
> diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c
> index 3615cd6241c4..1286674a1322 100644
> --- a/drivers/iommu/msm_iommu.c
> +++ b/drivers/iommu/msm_iommu.c
> @@ -319,7 +319,7 @@ static struct iommu_domain *msm_iommu_domain_alloc(unsigned type)
>  
>  	priv = kzalloc(sizeof(*priv), GFP_KERNEL);
>  	if (!priv)
> -		goto fail_nomem;
> +		return NULL;
>  
>  	INIT_LIST_HEAD(&priv->list_attached);
>  
> @@ -328,10 +328,6 @@ static struct iommu_domain *msm_iommu_domain_alloc(unsigned type)
>  	priv->domain.geometry.force_aperture = true;
>  
>  	return &priv->domain;
> -
> -fail_nomem:
> -	kfree(priv);
> -	return NULL;
>  }
>  
>  static void msm_iommu_domain_free(struct iommu_domain *domain)
> -- 
> 2.22.0
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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