[RFC PATCH efi] efi/x86: efi_old_memmap_phys_prolog() can be static

[kbuild test robot <lkp@xxxxxxxxx>]

Fixes: 68f6b351cf93 ("efi/x86: split off some old memmap handling into separate routines")
Signed-off-by: kbuild test robot <lkp@xxxxxxxxx>
---
 efi_64.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index a72bbabbc5953..211899fb1ce2c 100644
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -74,7 +74,7 @@ static void __init early_code_mapping_set_exec(int executable)
 
 void __init efi_old_memmap_phys_epilog(pgd_t *save_pgd);
 
-pgd_t * __init efi_old_memmap_phys_prolog(void)
+static pgd_t * __init efi_old_memmap_phys_prolog(void)
 {
 	unsigned long vaddr, addr_pgd, addr_p4d, addr_pud;
 	pgd_t *save_pgd, *pgd_k, *pgd_efi;