1 files changed, 1 insertions, 1 deletions

diff --git a/include/asm-ia64/io.h b/include/asm-ia64/io.h
index 781ee2c7e8c3..43bfff6c6b87 100644
--- a/include/asm-ia64/io.h
+++ b/include/asm-ia64/io.h
@@ -90,7 +90,7 @@ phys_to_virt (unsigned long address)
 #define ARCH_HAS_VALID_PHYS_ADDR_RANGE
 extern u64 kern_mem_attribute (unsigned long phys_addr, unsigned long size);
 extern int valid_phys_addr_range (unsigned long addr, size_t count); /* efi.c */
-extern int valid_mmap_phys_addr_range (unsigned long addr, size_t count);
+extern int valid_mmap_phys_addr_range (unsigned long pfn, size_t count);
 
 /*
  * The following two macros are deprecated and scheduled for removal.