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authorNicolas Dichtel <nicolas.dichtel@6wind.com>2019-06-24 16:01:08 +0200
committerDavid S. Miller <davem@davemloft.net>2019-06-26 13:26:08 -0700
commit9b1c1ef13b35fa35051b635ca9fbda39fe6bbc70 (patch)
treec0c49d78a531b98f9d9c7e593591cfb46e87a493 /net
parent22e72b5e049b95789b34a4cef316c791e7c2fed5 (diff)
downloadlinux-9b1c1ef13b35fa35051b635ca9fbda39fe6bbc70.tar.bz2
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>
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/6lowpan.c4
-rw-r--r--net/ipv6/ip6_output.c2
-rw-r--r--net/netfilter/nf_flow_table_ip.c2
3 files changed, 4 insertions, 4 deletions
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index 19d27bee285e..1555b0c6f7ec 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -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);
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 834475717110..21efcd02f337 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -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)) {
diff --git a/net/netfilter/nf_flow_table_ip.c b/net/netfilter/nf_flow_table_ip.c
index 241317473114..cdfc33517e85 100644
--- a/net/netfilter/nf_flow_table_ip.c
+++ b/net/netfilter/nf_flow_table_ip.c
@@ -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;