efi: Fix argument types for SetVariable() for ia64

The spec says this takes uint32 for attributes, not uintn.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index 6fc03af..c38d22e 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -156,7 +156,7 @@
 #define STUB_SET_VARIABLE(prefix, adjust_arg)				       \
 static efi_status_t							       \
 prefix##_set_variable (efi_char16_t *name, efi_guid_t *vendor,		       \
-		       unsigned long attr, unsigned long data_size,	       \
+		       u32 attr, unsigned long data_size,		       \
 		       void *data)					       \
 {									       \
 	struct ia64_fpreg fr[6];					       \