More addmod simplification

[pygost.git] / pygost / gost28147.py

diff --git a/pygost/gost28147.py b/pygost/gost28147.py
index 01368f8b3e26475935e507821f999aac211a38fd..b6f3cf49b6fa80a78918e7c411fab8b72f4effbd 100644 (file)
--- a/pygost/gost28147.py
+++ b/pygost/gost28147.py
@@ -189,8 +189,7 @@ def ns2block(ns):
 def addmod(x, y, mod=2 ** 32):
     """ Modulo adding of two integers
     """
-    r = x + y
-    return r if r < mod else r - mod
+    return (x + y) % mod
 
 
 def _shift11(x):