efi_loader: esrt: wrong type for LocateHandleBuffer()

efi_locate_handle_buffer() expects no_handles to be of type efi_uintn_t *.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/lib/efi_loader/efi_esrt.c b/lib/efi_loader/efi_esrt.c
index a750164..40f5326 100644
--- a/lib/efi_loader/efi_esrt.c
+++ b/lib/efi_loader/efi_esrt.c
@@ -316,7 +316,7 @@
 {
 	efi_handle_t *base_handle = NULL;
 	efi_handle_t *it_handle;
-	size_t no_handles = 0;
+	efi_uintn_t no_handles = 0;
 	struct efi_firmware_management_protocol *fmp;
 	efi_status_t ret;
 	u32 num_entries = 0;