Improve readability of mp_exptmod_fast() This closes #58
diff --git a/bn_mp_exptmod_fast.c b/bn_mp_exptmod_fast.c
index 8d280bd..8075848 100644
--- a/bn_mp_exptmod_fast.c
+++ b/bn_mp_exptmod_fast.c
@@ -150,15 +150,15 @@ int mp_exptmod_fast (mp_int * G, mp_int * X, mp_int * P, mp_int * Y, int redmode
if ((err = mp_montgomery_calc_normalization (&res, P)) != MP_OKAY) {
goto LBL_RES;
}
-#else
- err = MP_VAL;
- goto LBL_RES;
-#endif
/* now set M[1] to G * R mod m */
if ((err = mp_mulmod (G, &res, P, &M[1])) != MP_OKAY) {
goto LBL_RES;
}
+#else
+ err = MP_VAL;
+ goto LBL_RES;
+#endif
} else {
mp_set(&res, 1);
if ((err = mp_mod(G, P, &M[1])) != MP_OKAY) {