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-rw-r--r--lib/iommu-common.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/iommu-common.c b/lib/iommu-common.c
index df30632f0bef..ff19f66d3f7f 100644
--- a/lib/iommu-common.c
+++ b/lib/iommu-common.c
@@ -119,7 +119,7 @@ unsigned long iommu_tbl_range_alloc(struct device *dev,
unsigned long align_mask = 0;
if (align_order > 0)
- align_mask = 0xffffffffffffffffl >> (64 - align_order);
+ align_mask = ~0ul >> (BITS_PER_LONG - align_order);
/* Sanity check */
if (unlikely(npages == 0)) {

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