efi_loader: signature of ExitBootServices()

Consistently use efi_uintn_t as type of memory keys.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Alexander Graf <graf@amazon.com>
diff --git a/include/efi_api.h b/include/efi_api.h
index b2ae279..755c405 100644
--- a/include/efi_api.h
+++ b/include/efi_api.h
@@ -128,7 +128,8 @@
 				    efi_status_t exit_status,
 				    efi_uintn_t exitdata_size, u16 *exitdata);
 	efi_status_t (EFIAPI *unload_image)(efi_handle_t image_handle);
-	efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long);
+	efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t image_handle,
+						  efi_uintn_t map_key);
 
 	efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count);
 	efi_status_t (EFIAPI *stall)(unsigned long usecs);
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 89966a2..b97d55c 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -1841,11 +1841,11 @@
  * Return: status code
  */
 static efi_status_t EFIAPI efi_exit_boot_services(efi_handle_t image_handle,
-						  unsigned long map_key)
+						  efi_uintn_t map_key)
 {
 	struct efi_event *evt;
 
-	EFI_ENTRY("%p, %ld", image_handle, map_key);
+	EFI_ENTRY("%p, %zx", image_handle, map_key);
 
 	/* Check that the caller has read the current memory map */
 	if (map_key != efi_memory_map_key)