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authorJulia Lawall <julia.lawall@lip6.fr>2017-07-28 22:18:57 +0200
committerDavid S. Miller <davem@davemloft.net>2017-07-28 18:52:56 -0700
commit3a3a4e3054137c5ff5d4d306ec834f6d25d7f95b (patch)
tree0c9eed3d15a48e399ec4ee0149922aaa48650795
parentMerge branch 'liquidio-standardization-and-cleanup' (diff)
downloadlinux-dev-3a3a4e3054137c5ff5d4d306ec834f6d25d7f95b.tar.xz
linux-dev-3a3a4e3054137c5ff5d4d306ec834f6d25d7f95b.zip
ipv6: constify inet6_protocol structures
The inet6_protocol structure is only passed as the first argument to inet6_add_protocol or inet6_del_protocol, both of which are declared as const. Thus the inet6_protocol structure itself can be const. Also drop __read_mostly where present on the newly const structures. Done with the help of Coccinelle. Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/ip6_gre.c2
-rw-r--r--net/ipv6/tcp_ipv6.c2
-rw-r--r--net/ipv6/udp.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 67ff2aaf5dcb..33865d67bcb4 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -1080,7 +1080,7 @@ static void ip6gre_fb_tunnel_init(struct net_device *dev)
}
-static struct inet6_protocol ip6gre_protocol __read_mostly = {
+static const struct inet6_protocol ip6gre_protocol = {
.handler = gre_rcv,
.err_handler = ip6gre_err,
.flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL,
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 90a32576c3d0..2968a33cca7d 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1945,7 +1945,7 @@ struct proto tcpv6_prot = {
.diag_destroy = tcp_abort,
};
-static struct inet6_protocol tcpv6_protocol = {
+static const struct inet6_protocol tcpv6_protocol = {
.early_demux = tcp_v6_early_demux,
.early_demux_handler = tcp_v6_early_demux,
.handler = tcp_v6_rcv,
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 4a3e65626e8b..5f8b8d766c63 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1448,7 +1448,7 @@ int compat_udpv6_getsockopt(struct sock *sk, int level, int optname,
}
#endif
-static struct inet6_protocol udpv6_protocol = {
+static const struct inet6_protocol udpv6_protocol = {
.early_demux = udp_v6_early_demux,
.early_demux_handler = udp_v6_early_demux,
.handler = udpv6_rcv,