efi_loader: out of resources in AllocatePages()

According to the UEFI AllocatePages() has to return EFI_OUT_OF_RESOURCES if
sufficient memory is not available.

Change the return value.

UEFI SCT II (2017): 3.2.1 AllocatePages(), 5.1.2.1.8

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c
index b75722d..adbeb1d 100644
--- a/lib/efi_loader/efi_memory.c
+++ b/lib/efi_loader/efi_memory.c
@@ -424,7 +424,7 @@
 		/* Any page */
 		addr = efi_find_free_memory(len, -1ULL);
 		if (!addr) {
-			r = EFI_NOT_FOUND;
+			r = EFI_OUT_OF_RESOURCES;
 			break;
 		}
 		break;
@@ -432,7 +432,7 @@
 		/* Max address */
 		addr = efi_find_free_memory(len, *memory);
 		if (!addr) {
-			r = EFI_NOT_FOUND;
+			r = EFI_OUT_OF_RESOURCES;
 			break;
 		}
 		break;