From 46f25dffbaba48c571d75f5f574f31978287b8d2 Mon Sep 17 00:00:00 2001
From: Kris Katterjohn <kjak@users.sourceforge.net>
Date: Thu, 5 Jan 2006 16:35:42 -0800
Subject: [NET]: Change 1500 to ETH_DATA_LEN in some files

These patches add the header linux/if_ether.h and change 1500 to
ETH_DATA_LEN in some files.

Signed-off-by: Kris Katterjohn <kjak@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/bridge/br_if.c | 5 +++--
 net/ethernet/eth.c | 5 +++--
 net/ipv4/ip_gre.c  | 5 +++--
 net/ipv4/ipip.c    | 3 ++-
 net/ipv4/ipmr.c    | 3 ++-
 net/ipv6/sit.c     | 3 ++-
 6 files changed, 15 insertions(+), 9 deletions(-)

(limited to 'net')

diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 1132119..ba44288 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -20,6 +20,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/rtnetlink.h>
+#include <linux/if_ether.h>
 #include <net/sock.h>
 
 #include "br_private.h"
@@ -323,7 +324,7 @@ int br_del_bridge(const char *name)
 	return ret;
 }
 
-/* Mtu of the bridge pseudo-device 1500 or the minimum of the ports */
+/* MTU of the bridge pseudo-device: ETH_DATA_LEN or the minimum of the ports */
 int br_min_mtu(const struct net_bridge *br)
 {
 	const struct net_bridge_port *p;
@@ -332,7 +333,7 @@ int br_min_mtu(const struct net_bridge *br)
 	ASSERT_RTNL();
 
 	if (list_empty(&br->port_list))
-		mtu = 1500;
+		mtu = ETH_DATA_LEN;
 	else {
 		list_for_each_entry(p, &br->port_list, list) {
 			if (!mtu  || p->dev->mtu < mtu)
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index e245773..9f4dbeb 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -53,6 +53,7 @@
 #include <linux/errno.h>
 #include <linux/config.h>
 #include <linux/init.h>
+#include <linux/if_ether.h>
 #include <net/dst.h>
 #include <net/arp.h>
 #include <net/sock.h>
@@ -251,7 +252,7 @@ static int eth_mac_addr(struct net_device *dev, void *p)
 
 static int eth_change_mtu(struct net_device *dev, int new_mtu)
 {
-	if ((new_mtu < 68) || (new_mtu > 1500))
+	if (new_mtu < 68 || new_mtu > ETH_DATA_LEN)
 		return -EINVAL;
 	dev->mtu = new_mtu;
 	return 0;
@@ -272,7 +273,7 @@ void ether_setup(struct net_device *dev)
 
 	dev->type		= ARPHRD_ETHER;
 	dev->hard_header_len 	= ETH_HLEN;
-	dev->mtu		= 1500; /* eth_mtu */
+	dev->mtu		= ETH_DATA_LEN;
 	dev->addr_len		= ETH_ALEN;
 	dev->tx_queue_len	= 1000;	/* Ethernet wants good queues */	
 	dev->flags		= IFF_BROADCAST|IFF_MULTICAST;
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 46f9d9c..912c42f 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -28,6 +28,7 @@
 #include <linux/inetdevice.h>
 #include <linux/igmp.h>
 #include <linux/netfilter_ipv4.h>
+#include <linux/if_ether.h>
 
 #include <net/sock.h>
 #include <net/ip.h>
@@ -1140,7 +1141,7 @@ static void ipgre_tunnel_setup(struct net_device *dev)
 
 	dev->type		= ARPHRD_IPGRE;
 	dev->hard_header_len 	= LL_MAX_HEADER + sizeof(struct iphdr) + 4;
-	dev->mtu		= 1500 - sizeof(struct iphdr) - 4;
+	dev->mtu		= ETH_DATA_LEN - sizeof(struct iphdr) - 4;
 	dev->flags		= IFF_NOARP;
 	dev->iflink		= 0;
 	dev->addr_len		= 4;
@@ -1152,7 +1153,7 @@ static int ipgre_tunnel_init(struct net_device *dev)
 	struct ip_tunnel *tunnel;
 	struct iphdr *iph;
 	int hlen = LL_MAX_HEADER;
-	int mtu = 1500;
+	int mtu = ETH_DATA_LEN;
 	int addend = sizeof(struct iphdr) + 4;
 
 	tunnel = (struct ip_tunnel*)dev->priv;
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index c05c1df..35571cf 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -108,6 +108,7 @@
 #include <linux/mroute.h>
 #include <linux/init.h>
 #include <linux/netfilter_ipv4.h>
+#include <linux/if_ether.h>
 
 #include <net/sock.h>
 #include <net/ip.h>
@@ -786,7 +787,7 @@ static void ipip_tunnel_setup(struct net_device *dev)
 
 	dev->type		= ARPHRD_TUNNEL;
 	dev->hard_header_len 	= LL_MAX_HEADER + sizeof(struct iphdr);
-	dev->mtu		= 1500 - sizeof(struct iphdr);
+	dev->mtu		= ETH_DATA_LEN - sizeof(struct iphdr);
 	dev->flags		= IFF_NOARP;
 	dev->iflink		= 0;
 	dev->addr_len		= 4;
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index caa3b7d..9a5c0ce 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -49,6 +49,7 @@
 #include <linux/seq_file.h>
 #include <linux/mroute.h>
 #include <linux/init.h>
+#include <linux/if_ether.h>
 #include <net/ip.h>
 #include <net/protocol.h>
 #include <linux/skbuff.h>
@@ -193,7 +194,7 @@ static struct net_device_stats *reg_vif_get_stats(struct net_device *dev)
 static void reg_vif_setup(struct net_device *dev)
 {
 	dev->type		= ARPHRD_PIMREG;
-	dev->mtu		= 1500 - sizeof(struct iphdr) - 8;
+	dev->mtu		= ETH_DATA_LEN - sizeof(struct iphdr) - 8;
 	dev->flags		= IFF_NOARP;
 	dev->hard_start_xmit	= reg_vif_xmit;
 	dev->get_stats		= reg_vif_get_stats;
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index c3123c9..577d497 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -33,6 +33,7 @@
 #include <asm/uaccess.h>
 #include <linux/init.h>
 #include <linux/netfilter_ipv4.h>
+#include <linux/if_ether.h>
 
 #include <net/sock.h>
 #include <net/snmp.h>
@@ -720,7 +721,7 @@ static void ipip6_tunnel_setup(struct net_device *dev)
 
 	dev->type		= ARPHRD_SIT;
 	dev->hard_header_len 	= LL_MAX_HEADER + sizeof(struct iphdr);
-	dev->mtu		= 1500 - sizeof(struct iphdr);
+	dev->mtu		= ETH_DATA_LEN - sizeof(struct iphdr);
 	dev->flags		= IFF_NOARP;
 	dev->iflink		= 0;
 	dev->addr_len		= 4;
-- 
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