efi_loader: get_memory_map: return parameters whenever possible

[oweals/u-boot.git] / lib / efi_loader / efi_memory.c

diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c
index 89adf2031024cd189ff00d52a7d732a513240fb3..97d90f069a63617ac0ba5fa7e6b5cc09548d8053 100644 (file)
--- a/lib/efi_loader/efi_memory.c
+++ b/lib/efi_loader/efi_memory.c
@@ -627,18 +627,18 @@ efi_status_t efi_get_memory_map(efi_uintn_t *memory_map_size,
 
        *memory_map_size = map_size;
 
-       if (provided_map_size < map_size)
-               return EFI_BUFFER_TOO_SMALL;
-
-       if (!memory_map)
-               return EFI_INVALID_PARAMETER;
-
        if (descriptor_size)
                *descriptor_size = sizeof(struct efi_mem_desc);
 
        if (descriptor_version)
                *descriptor_version = EFI_MEMORY_DESCRIPTOR_VERSION;
 
+       if (provided_map_size < map_size)
+               return EFI_BUFFER_TOO_SMALL;
+
+       if (!memory_map)
+               return EFI_INVALID_PARAMETER;
+
        /* Copy list into array */
        /* Return the list in ascending order */
        memory_map = &memory_map[map_entries - 1];