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| author |   Eric Dumazet <eric.dumazet@gmail.com> | 2011-04-22 04:53:02 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2011-04-22 11:04:14 -0700 |
| commit | b71d1d426d263b0b6cb5760322efebbfc89d4463 (patch) | |
| tree | 226ca7390bd6187ec9139d2ccedd26fd94d8e57a /net/ipv6/netfilter.c | |
| parent | net: fix hw_features ethtool_ops->set_flags compatibility (diff) | |
| download | linux-dev-b71d1d426d263b0b6cb5760322efebbfc89d4463.tar.xz linux-dev-b71d1d426d263b0b6cb5760322efebbfc89d4463.zip | |
inet: constify ip headers and in6_addr
Add const qualifiers to structs iphdr, ipv6hdr and in6_addr pointers
where possible, to make code intention more obvious.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/netfilter.c')
| -rw-r--r-- | net/ipv6/netfilter.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/net/ipv6/netfilter.c b/net/ipv6/netfilter.c index 28bc1f644b7b..30fcee465448 100644 --- a/net/ipv6/netfilter.c +++ b/net/ipv6/netfilter.c @@ -13,7 +13,7 @@ int ip6_route_me_harder(struct sk_buff *skb) { struct net *net = dev_net(skb_dst(skb)->dev); - struct ipv6hdr *iph = ipv6_hdr(skb); + const struct ipv6hdr *iph = ipv6_hdr(skb); struct dst_entry *dst; struct flowi6 fl6 = { .flowi6_oif = skb->sk ? skb->sk->sk_bound_dev_if : 0, @@ -67,7 +67,7 @@ static void nf_ip6_saveroute(const struct sk_buff *skb, struct ip6_rt_info *rt_info = nf_queue_entry_reroute(entry); if (entry->hook == NF_INET_LOCAL_OUT) { - struct ipv6hdr *iph = ipv6_hdr(skb); + const struct ipv6hdr *iph = ipv6_hdr(skb); rt_info->daddr = iph->daddr; rt_info->saddr = iph->saddr; @@ -81,7 +81,7 @@ static int nf_ip6_reroute(struct sk_buff *skb, struct ip6_rt_info *rt_info = nf_queue_entry_reroute(entry); if (entry->hook == NF_INET_LOCAL_OUT) { - struct ipv6hdr *iph = ipv6_hdr(skb); + const struct ipv6hdr *iph = ipv6_hdr(skb); if (!ipv6_addr_equal(&iph->daddr, &rt_info->daddr) || !ipv6_addr_equal(&iph->saddr, &rt_info->saddr) || skb->mark != rt_info->mark) @@ -108,7 +108,7 @@ static int nf_ip6_route(struct net *net, struct dst_entry **dst, __sum16 nf_ip6_checksum(struct sk_buff *skb, unsigned int hook, unsigned int dataoff, u_int8_t protocol) { - struct ipv6hdr *ip6h = ipv6_hdr(skb); + const struct ipv6hdr *ip6h = ipv6_hdr(skb); __sum16 csum = 0; switch (skb->ip_summed) { @@ -142,7 +142,7 @@ static __sum16 nf_ip6_checksum_partial(struct sk_buff *skb, unsigned int hook, unsigned int dataoff, unsigned int len, u_int8_t protocol) { - struct ipv6hdr *ip6h = ipv6_hdr(skb); + const struct ipv6hdr *ip6h = ipv6_hdr(skb); __wsum hsum; __sum16 csum = 0; |