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-rw-r--r--arch/arm64/include/asm/io.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h
index e0ecdcf6632d..f771e8bcad4a 100644
--- a/arch/arm64/include/asm/io.h
+++ b/arch/arm64/include/asm/io.h
@@ -243,7 +243,7 @@ extern void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size);
* (PHYS_OFFSET and PHYS_MASK taken into account).
*/
#define ARCH_HAS_VALID_PHYS_ADDR_RANGE
-extern int valid_phys_addr_range(unsigned long addr, size_t size);
+extern int valid_phys_addr_range(phys_addr_t addr, size_t size);
extern int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);
extern int devmem_is_allowed(unsigned long pfn);