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-rw-r--r--drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h
index 8d772ea8a583..b574c58a3487 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h
@@ -182,7 +182,7 @@
#ifdef CONFIG_CMA_ALIGNMENT
#define Q_MAX_SZ_SHIFT (PAGE_SHIFT + CONFIG_CMA_ALIGNMENT)
#else
-#define Q_MAX_SZ_SHIFT (PAGE_SHIFT + MAX_ORDER - 1)
+#define Q_MAX_SZ_SHIFT (PAGE_SHIFT + MAX_ORDER)
#endif
/*