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-rw-r--r--drivers/iommu/intel/iommu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index be35284a2016..65c2ed760060 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -564,7 +564,7 @@ static inline int domain_pfn_supported(struct dmar_domain *domain,
static int __iommu_calculate_agaw(struct intel_iommu *iommu, int max_gaw)
{
unsigned long sagaw;
- int agaw = -1;
+ int agaw;
sagaw = cap_sagaw(iommu->cap);
for (agaw = width_to_agaw(max_gaw);