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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 3af7f8f62d0a..d388629ab990 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -1400,7 +1400,7 @@ static int arm_smmu_add_device(struct device *dev)
fwspec = dev->iommu_fwspec;
if (ret)
goto out_free;
- } else if (fwspec) {
+ } else if (fwspec && fwspec->ops == &arm_smmu_ops) {
smmu = arm_smmu_get_by_node(to_of_node(fwspec->iommu_fwnode));
} else {
return -ENODEV;