From 9995dec9da6a5f9edb075bc739cb5ac1b3b21a41 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@golang.org>
Date: Mon, 3 May 2010 14:28:45 -0700
Subject: [PATCH] big: fix memory corruption in nat.shr

R=gri
CC=golang-dev
https://golang.org/cl/1084041
---
 src/pkg/big/nat.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pkg/big/nat.go b/src/pkg/big/nat.go
index 30ca1e646b..fd4c49f5cf 100755
--- a/src/pkg/big/nat.go
+++ b/src/pkg/big/nat.go
@@ -785,7 +785,7 @@ func (z nat) shr(x nat, s uint) nat {
 	}
 
 	z = z.make(n)
-	shrVW(&z[0], &x[m-n], Word(s%_W), m)
+	shrVW(&z[0], &x[m-n], Word(s%_W), n)
 
 	return z.norm()
 }
-- 
2.50.0