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-rw-r--r--drivers/iommu/arm-smmu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index c841eb7a1a74..b85fa2471738 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -1466,7 +1466,7 @@ static struct iommu_group *arm_smmu_device_group(struct device *dev)
}
if (group)
- return group;
+ return iommu_group_ref_get(group);
if (dev_is_pci(dev))
group = pci_device_group(dev);