diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c
index 41c1d00bf933..abdc8a6a3963 100644
--- a/drivers/firmware/efi/vars.c
+++ b/drivers/firmware/efi/vars.c
@@ -484,6 +484,10 @@ int efivar_init(int (*func)(efi_char16_t *, efi_guid_t, unsigned long, void *),
 				}
 			}
 
+			break;
+		case EFI_UNSUPPORTED:
+			err = -EOPNOTSUPP;
+			status = EFI_NOT_FOUND;
 			break;
 		case EFI_NOT_FOUND:
 			break;