diff mbox series

[v6,4/4] iommu/arm-smmu-nvidia: fix the warning reported by kbuild test robot

Message ID 20200604234414.21912-5-vdumpa@nvidia.com (mailing list archive)
State New, archived
Headers show
Series Nvidia Arm SMMUv2 Implementation | expand

Commit Message

Krishna Reddy June 4, 2020, 11:44 p.m. UTC 
>> drivers/iommu/arm-smmu-nvidia.c:151:33: sparse: sparse: cast removes
>> address space '<asn:2>' of expression

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
---
 drivers/iommu/arm-smmu-nvidia.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Thierry Reding June 23, 2020, 8:33 a.m. UTC | #1 
On Thu, Jun 04, 2020 at 04:44:14PM -0700, Krishna Reddy wrote:
> >> drivers/iommu/arm-smmu-nvidia.c:151:33: sparse: sparse: cast removes
> >> address space '<asn:2>' of expression
> 
> Reported-by: kbuild test robot <lkp@intel.com>
> Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
> ---
>  drivers/iommu/arm-smmu-nvidia.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

This should be folded into the patch that introduced this error.

Thierry
diff mbox series

Patch

diff --git a/drivers/iommu/arm-smmu-nvidia.c b/drivers/iommu/arm-smmu-nvidia.c
index 5999b6a770992..6348d8dc17fc2 100644
--- a/drivers/iommu/arm-smmu-nvidia.c
+++ b/drivers/iommu/arm-smmu-nvidia.c
@@ -248,7 +248,7 @@  struct arm_smmu_device *nvidia_smmu_impl_init(struct arm_smmu_device *smmu)
 			break;
 		nsmmu->bases[i] = devm_ioremap_resource(dev, res);
 		if (IS_ERR(nsmmu->bases[i]))
-			return (struct arm_smmu_device *)nsmmu->bases[i];
+			return ERR_CAST(nsmmu->bases[i]);
 		nsmmu->num_inst++;
 	}