* [PATCH -next] iommu/arm-smmu: fix error return code in arm_smmu_device_dt_probe()
@ 2013-11-15 9:42 Wei Yongjun
2013-11-15 12:48 ` Will Deacon
0 siblings, 1 reply; 2+ messages in thread
From: Wei Yongjun @ 2013-11-15 9:42 UTC (permalink / raw)
To: linux-arm-kernel
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Fix to return -ENODEV instead of 0 when context interrupt number
does no match in arm_smmu_device_dt_probe().
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
drivers/iommu/arm-smmu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index 2349d62..2bc977b 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -1858,6 +1858,7 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev)
dev_err(dev,
"found only %d context interrupt(s) but %d required\n",
smmu->num_context_irqs, smmu->num_context_banks);
+ err = -ENODEV;
goto out_put_parent;
}
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH -next] iommu/arm-smmu: fix error return code in arm_smmu_device_dt_probe()
2013-11-15 9:42 [PATCH -next] iommu/arm-smmu: fix error return code in arm_smmu_device_dt_probe() Wei Yongjun
@ 2013-11-15 12:48 ` Will Deacon
0 siblings, 0 replies; 2+ messages in thread
From: Will Deacon @ 2013-11-15 12:48 UTC (permalink / raw)
To: linux-arm-kernel
On Fri, Nov 15, 2013 at 09:42:30AM +0000, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> Fix to return -ENODEV instead of 0 when context interrupt number
> does no match in arm_smmu_device_dt_probe().
>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> ---
> drivers/iommu/arm-smmu.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
> index 2349d62..2bc977b 100644
> --- a/drivers/iommu/arm-smmu.c
> +++ b/drivers/iommu/arm-smmu.c
> @@ -1858,6 +1858,7 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev)
> dev_err(dev,
> "found only %d context interrupt(s) but %d required\n",
> smmu->num_context_irqs, smmu->num_context_banks);
> + err = -ENODEV;
> goto out_put_parent;
> }
Applied to my devel branch. Thanks!
Will
^ permalink raw reply [flat|nested] 2+ messages in thread
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