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ipv6: constify rt6_nexthop() 

There is no functional change in this patch, it only prepares the next one.

rt6_nexthop() will be used by ip6_dst_lookup_neigh(), which uses const
variables.

Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Reported-by: kbuild test robot <lkp@intel.com>
Acked-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nicolas Dichtel 2019-06-24 16:01:08 +02:00 committed by David S. Miller
parent 22e72b5e04
commit 9b1c1ef13b
5 changed files with 7 additions and 7 deletions
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2
drivers/net/vrf.c
View File

@ -350,8 +350,8 @@ static int vrf_finish_output6(struct net *net, struct sock *sk,
{
struct dst_entry *dst = skb_dst(skb);
struct net_device *dev = dst->dev;
const struct in6_addr *nexthop;
struct neighbour *neigh;
struct in6_addr *nexthop;
int ret;
nf_reset(skb);

4
include/net/ip6_route.h
View File

@ -262,8 +262,8 @@ static inline bool ip6_sk_ignore_df(const struct sock *sk)
inet6_sk(sk)->pmtudisc == IPV6_PMTUDISC_OMIT;
}
static inline struct in6_addr *rt6_nexthop(struct rt6_info *rt,
struct in6_addr *daddr)
static inline const struct in6_addr *rt6_nexthop(const struct rt6_info *rt,
const struct in6_addr *daddr)
{
if (rt->rt6i_flags & RTF_GATEWAY)
return &rt->rt6i_gateway;

4
net/bluetooth/6lowpan.c
View File

@ -160,10 +160,10 @@ static inline struct lowpan_peer *peer_lookup_dst(struct lowpan_btle_dev *dev,
struct in6_addr *daddr,
struct sk_buff *skb)
{
struct lowpan_peer *peer;
struct in6_addr *nexthop;
struct rt6_info *rt = (struct rt6_info *)skb_dst(skb);
int count = atomic_read(&dev->peer_count);
const struct in6_addr *nexthop;
struct lowpan_peer *peer;
BT_DBG("peers %d addr %pI6c rt %p", count, daddr, rt);

2
net/ipv6/ip6_output.c
View File

@ -59,8 +59,8 @@ static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff *
{
struct dst_entry *dst = skb_dst(skb);
struct net_device *dev = dst->dev;
const struct in6_addr *nexthop;
struct neighbour *neigh;
struct in6_addr *nexthop;
int ret;
if (ipv6_addr_is_multicast(&ipv6_hdr(skb)->daddr)) {

2
net/netfilter/nf_flow_table_ip.c
View File

@ -439,9 +439,9 @@ nf_flow_offload_ipv6_hook(void *priv, struct sk_buff *skb,
struct nf_flowtable *flow_table = priv;
struct flow_offload_tuple tuple = {};
enum flow_offload_tuple_dir dir;
const struct in6_addr *nexthop;
struct flow_offload *flow;
struct net_device *outdev;
struct in6_addr *nexthop;
struct ipv6hdr *ip6h;
struct rt6_info *rt;