efi_memory: return MapKey

efi_get_memory_map should set a defined value for map_key.

We later can introduce the test against this value in
efi_exit_boot_services as required by the UEFI standard.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c
index c56653f4978f2db0c32ef6faa9fe172d97390bbe..f59e3ea32788880eebf3059d306587b00a062681 100644 (file)
--- a/lib/efi_loader/efi_memory.c
+++ b/lib/efi_loader/efi_memory.c
@@ -431,6 +431,8 @@ efi_status_t efi_get_memory_map(unsigned long *memory_map_size,
                }
        }
 
+       *map_key = 0;
+
        return EFI_SUCCESS;
 }