efi_loader: make efi_add_memory_map_pg() static

The function is only used in the efi_memory.c module.

Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/include/efi_loader.h b/include/efi_loader.h
index db3d20f..1d75d97 100644
--- a/include/efi_loader.h
+++ b/include/efi_loader.h
@@ -852,21 +852,6 @@
 /* Adds a range into the EFI memory map */
 efi_status_t efi_add_memory_map(u64 start, u64 size, int memory_type);
 
-/**
- * efi_add_memory_map_pg() - add pages to the memory map
- *
- * @start:			start address, must be a multiple of
- *				EFI_PAGE_SIZE
- * @pages:			number of pages to add
- * @memory_type:		type of memory added
- * @overlap_conventional:	region may only overlap free(conventional)
- *				memory
- * Return:			status code
- */
-efi_status_t efi_add_memory_map_pg(u64 start, u64 pages,
-				   int memory_type,
-				   bool overlap_conventional);
-
 /* Called by board init to initialize the EFI drivers */
 efi_status_t efi_driver_init(void);
 /* Called when a block device is added */
diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c
index 11d092d..6d00b18 100644
--- a/lib/efi_loader/efi_memory.c
+++ b/lib/efi_loader/efi_memory.c
@@ -268,6 +268,7 @@
  *				memory
  * Return:			status code
  */
+static
 efi_status_t efi_add_memory_map_pg(u64 start, u64 pages,
 				   int memory_type,
 				   bool overlap_conventional)