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authorEric Dumazet <eric.dumazet@gmail.com>2011-04-22 08:53:02 +0400
committerDavid S. Miller <davem@davemloft.net>2011-04-22 22:04:14 +0400
commitb71d1d426d263b0b6cb5760322efebbfc89d4463 (patch)
tree226ca7390bd6187ec9139d2ccedd26fd94d8e57a /net/ipv6/raw.c
parent5f8629c526b4f7e529a6d27bbd802c0dc7fcc357 (diff)
downloadlinux-b71d1d426d263b0b6cb5760322efebbfc89d4463.tar.xz
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/raw.c')
-rw-r--r--net/ipv6/raw.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 4a1c3b46c56b..e5e5425fe7d0 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -67,8 +67,8 @@ static struct raw_hashinfo raw_v6_hashinfo = {
};
static struct sock *__raw_v6_lookup(struct net *net, struct sock *sk,
- unsigned short num, struct in6_addr *loc_addr,
- struct in6_addr *rmt_addr, int dif)
+ unsigned short num, const struct in6_addr *loc_addr,
+ const struct in6_addr *rmt_addr, int dif)
{
struct hlist_node *node;
int is_multicast = ipv6_addr_is_multicast(loc_addr);
@@ -154,8 +154,8 @@ EXPORT_SYMBOL(rawv6_mh_filter_unregister);
*/
static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr)
{
- struct in6_addr *saddr;
- struct in6_addr *daddr;
+ const struct in6_addr *saddr;
+ const struct in6_addr *daddr;
struct sock *sk;
int delivered = 0;
__u8 hash;
@@ -348,7 +348,7 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr,
{
struct sock *sk;
int hash;
- struct in6_addr *saddr, *daddr;
+ const struct in6_addr *saddr, *daddr;
struct net *net;
hash = nexthdr & (RAW_HTABLE_SIZE - 1);
@@ -357,7 +357,7 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr,
sk = sk_head(&raw_v6_hashinfo.ht[hash]);
if (sk != NULL) {
/* Note: ipv6_hdr(skb) != skb->data */
- struct ipv6hdr *ip6h = (struct ipv6hdr *)skb->data;
+ const struct ipv6hdr *ip6h = (const struct ipv6hdr *)skb->data;
saddr = &ip6h->saddr;
daddr = &ip6h->daddr;
net = dev_net(skb->dev);
@@ -1231,7 +1231,7 @@ struct proto rawv6_prot = {
static void raw6_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
{
struct ipv6_pinfo *np = inet6_sk(sp);
- struct in6_addr *dest, *src;
+ const struct in6_addr *dest, *src;
__u16 destp, srcp;
dest = &np->daddr;