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netfilter: nf_conntrack: constify sk_buff argument to nf_ct_attach()

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Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Patrick McHardy 2013-07-28 22:54:08 +02:00 committed by Pablo Neira Ayuso
parent 6704af53fc
commit 312a0c16c1
3 changed files with 7 additions and 6 deletions
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4
include/linux/netfilter.h
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@ -314,8 +314,8 @@ nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, u_int8_t family)
#endif /*CONFIG_NETFILTER*/
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
extern void (*ip_ct_attach)(struct sk_buff *, struct sk_buff *) __rcu;
extern void nf_ct_attach(struct sk_buff *, struct sk_buff *);
extern void (*ip_ct_attach)(struct sk_buff *, const struct sk_buff *) __rcu;
extern void nf_ct_attach(struct sk_buff *, const struct sk_buff *);
extern void (*nf_ct_destroy)(struct nf_conntrack *) __rcu;
struct nf_conn;

7
net/netfilter/core.c
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@ -234,12 +234,13 @@ EXPORT_SYMBOL(skb_make_writable);
/* This does not belong here, but locally generated errors need it if connection
tracking in use: without this, connection may not be in hash table, and hence
manufactured ICMP or RST packets will not be associated with it. */
void (*ip_ct_attach)(struct sk_buff *, struct sk_buff *) __rcu __read_mostly;
void (*ip_ct_attach)(struct sk_buff *, const struct sk_buff *)
__rcu __read_mostly;
EXPORT_SYMBOL(ip_ct_attach);
void nf_ct_attach(struct sk_buff *new, struct sk_buff *skb)
void nf_ct_attach(struct sk_buff *new, const struct sk_buff *skb)
{
void (*attach)(struct sk_buff *, struct sk_buff *);
void (*attach)(struct sk_buff *, const struct sk_buff *);
if (skb->nfct) {
rcu_read_lock();

2
net/netfilter/nf_conntrack_core.c
View File

@ -1192,7 +1192,7 @@ EXPORT_SYMBOL_GPL(nf_ct_port_nlattr_tuple_size);
#endif
/* Used by ipt_REJECT and ip6t_REJECT. */
static void nf_conntrack_attach(struct sk_buff *nskb, struct sk_buff *skb)
static void nf_conntrack_attach(struct sk_buff *nskb, const struct sk_buff *skb)
{
struct nf_conn *ct;
enum ip_conntrack_info ctinfo;