From a5582a6202195fe191b4b4fc7673b615ceef499a Mon Sep 17 00:00:00 2001
From: Pablo Mazzini <pmazzini@gmail.com>
Date: Sun, 29 Jul 2018 12:51:47 +0200
Subject: OptSubnetMask: change Length()

---
 dhcpv4/option_subnet_mask.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dhcpv4/option_subnet_mask.go b/dhcpv4/option_subnet_mask.go
index 8d5a68c..f1ff4a4 100644
--- a/dhcpv4/option_subnet_mask.go
+++ b/dhcpv4/option_subnet_mask.go
@@ -52,5 +52,5 @@ func (o *OptSubnetMask) String() string {
 // Length returns the length of the data portion (excluding option code an byte
 // length).
 func (o *OptSubnetMask) Length() int {
-	return len(o.SubnetMask)
+	return 4
 }
-- 
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