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inet: constify ip headers and in6_addr

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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>
This commit is contained in:
Eric Dumazet 2011-04-22 04:53:02 +00:00 • committed by David S. Miller
parent 5f8629c526
commit b71d1d426d
64 changed files with 316 additions and 310 deletions
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8
net/ipv6/ip6_output.c
View file

@ -869,9 +869,9 @@ fail:
return err;
}
static inline int ip6_rt_check(struct rt6key *rt_key,
struct in6_addr *fl_addr,
struct in6_addr *addr_cache)
static inline int ip6_rt_check(const struct rt6key *rt_key,
const struct in6_addr *fl_addr,
const struct in6_addr *addr_cache)
{
return (rt_key->plen != 128 || !ipv6_addr_equal(fl_addr, &rt_key->addr)) &&
(addr_cache == NULL || !ipv6_addr_equal(fl_addr, addr_cache));
@ -879,7 +879,7 @@ static inline int ip6_rt_check(struct rt6key *rt_key,
static struct dst_entry *ip6_sk_dst_check(struct sock *sk,
struct dst_entry *dst,
struct flowi6 *fl6)
const struct flowi6 *fl6)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct rt6_info *rt = (struct rt6_info *)dst;