netdev - [PATCH 10/23] netfilter: conntrack: make l3proto trackers const

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Message-Id: <20171107005213.22618-11-pablo@netfilter.org>
Date:   Tue,  7 Nov 2017 01:52:00 +0100
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     netfilter-devel@...r.kernel.org
Cc:     davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH 10/23] netfilter: conntrack: make l3proto trackers const

From: Florian Westphal <fw@...len.de>

previous patches removed all writes to them.

Signed-off-by: Florian Westphal <fw@...len.de>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
 include/net/netfilter/ipv4/nf_conntrack_ipv4.h | 2 +-
 include/net/netfilter/ipv6/nf_conntrack_ipv6.h | 2 +-
 net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c | 2 +-
 net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
index 919e4e8af327..5534ecca7a5d 100644
--- a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
+++ b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
@@ -10,7 +10,7 @@
 #define _NF_CONNTRACK_IPV4_H
 
 
-extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4;
+const extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4;
 
 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4;
 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4;
diff --git a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
index eaea968f8657..30dc57980866 100644
--- a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
+++ b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
@@ -1,7 +1,7 @@
 #ifndef _NF_CONNTRACK_IPV6_H
 #define _NF_CONNTRACK_IPV6_H
 
-extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6;
+extern const struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6;
 
 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6;
 extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6;
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index fe374da4bc13..89af9d88ca21 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -344,7 +344,7 @@ static void ipv4_hooks_unregister(struct net *net)
 	mutex_unlock(&register_ipv4_hooks);
 }
 
-struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 __read_mostly = {
+const struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 = {
 	.l3proto	 = PF_INET,
 	.pkt_to_tuple	 = ipv4_pkt_to_tuple,
 	.invert_tuple	 = ipv4_invert_tuple,
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index fe01dc953c56..3b80a38f62b8 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -339,7 +339,7 @@ static void ipv6_hooks_unregister(struct net *net)
 	mutex_unlock(&register_ipv6_hooks);
 }
 
-struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6 __read_mostly = {
+const struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6 = {
 	.l3proto		= PF_INET6,
 	.pkt_to_tuple		= ipv6_pkt_to_tuple,
 	.invert_tuple		= ipv6_invert_tuple,
-- 
2.11.0