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Diffstat (limited to 'drivers/iommu/io-pgtable.h')
-rw-r--r--drivers/iommu/io-pgtable.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iommu/io-pgtable.h b/drivers/iommu/io-pgtable.h
index cd2e1eafffe6..2df79093cad9 100644
--- a/drivers/iommu/io-pgtable.h
+++ b/drivers/iommu/io-pgtable.h
@@ -119,8 +119,8 @@ struct io_pgtable_cfg {
struct io_pgtable_ops {
int (*map)(struct io_pgtable_ops *ops, unsigned long iova,
phys_addr_t paddr, size_t size, int prot);
- int (*unmap)(struct io_pgtable_ops *ops, unsigned long iova,
- size_t size);
+ size_t (*unmap)(struct io_pgtable_ops *ops, unsigned long iova,
+ size_t size);
phys_addr_t (*iova_to_phys)(struct io_pgtable_ops *ops,
unsigned long iova);
};