diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 1ce91dbab982..b0c1c4a2edca 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1608,6 +1608,8 @@ static void section_rel(const char *modname, struct elf_info *elf,
 			if (addend_mips_rel(elf, sechdr, &r))
 				continue;
 			break;
+		default:
+			fatal("Please add code to calculate addend for this architecture\n");
 		}
 		sym = elf->symtab_start + r_sym;
 		/* Skip special sections */