diff options
| author | Patrick McHardy <kaber@trash.net> | 2007-12-17 22:37:36 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 14:58:56 -0800 |
| commit | 2b628a0866860d44652362aafe403e5b5895583d (patch) | |
| tree | bb548f5ad7b7f932f8a8a52ff1922316750ae0ae /net/ipv4/netfilter/nf_nat_core.c | |
| parent | 3ee9e760387c38558df976bc2905959826adf331 (diff) | |
[NETFILTER]: nf_nat: mark NAT protocols const
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/netfilter/nf_nat_core.c')
| -rw-r--r-- | net/ipv4/netfilter/nf_nat_core.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c index 4ee67e9f42ba..a772445228ac 100644 --- a/net/ipv4/netfilter/nf_nat_core.c +++ b/net/ipv4/netfilter/nf_nat_core.c @@ -42,18 +42,18 @@ static int nf_nat_vmalloced; static struct hlist_head *bysource; #define MAX_IP_NAT_PROTO 256 -static struct nf_nat_protocol *nf_nat_protos[MAX_IP_NAT_PROTO]; +static const struct nf_nat_protocol *nf_nat_protos[MAX_IP_NAT_PROTO]; -static inline struct nf_nat_protocol * +static inline const struct nf_nat_protocol * __nf_nat_proto_find(u_int8_t protonum) { return rcu_dereference(nf_nat_protos[protonum]); } -struct nf_nat_protocol * +const struct nf_nat_protocol * nf_nat_proto_find_get(u_int8_t protonum) { - struct nf_nat_protocol *p; + const struct nf_nat_protocol *p; rcu_read_lock(); p = __nf_nat_proto_find(protonum); @@ -66,7 +66,7 @@ nf_nat_proto_find_get(u_int8_t protonum) EXPORT_SYMBOL_GPL(nf_nat_proto_find_get); void -nf_nat_proto_put(struct nf_nat_protocol *p) +nf_nat_proto_put(const struct nf_nat_protocol *p) { module_put(p->me); } @@ -105,7 +105,7 @@ static int in_range(const struct nf_conntrack_tuple *tuple, const struct nf_nat_range *range) { - struct nf_nat_protocol *proto; + const struct nf_nat_protocol *proto; int ret = 0; /* If we are supposed to map IPs, then we must be in the @@ -226,7 +226,7 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple, struct nf_conn *ct, enum nf_nat_manip_type maniptype) { - struct nf_nat_protocol *proto; + const struct nf_nat_protocol *proto; /* 1) If this srcip/proto/src-proto-part is currently mapped, and that same mapping gives a unique tuple within the given @@ -355,7 +355,7 @@ manip_pkt(u_int16_t proto, enum nf_nat_manip_type maniptype) { struct iphdr *iph; - struct nf_nat_protocol *p; + const struct nf_nat_protocol *p; if (!skb_make_writable(skb, iphdroff + sizeof(*iph))) return 0; @@ -515,7 +515,7 @@ int nf_nat_icmp_reply_translation(struct nf_conn *ct, EXPORT_SYMBOL_GPL(nf_nat_icmp_reply_translation); /* Protocol registration. */ -int nf_nat_protocol_register(struct nf_nat_protocol *proto) +int nf_nat_protocol_register(const struct nf_nat_protocol *proto) { int ret = 0; @@ -532,7 +532,7 @@ int nf_nat_protocol_register(struct nf_nat_protocol *proto) EXPORT_SYMBOL(nf_nat_protocol_register); /* Noone stores the protocol anywhere; simply delete it. */ -void nf_nat_protocol_unregister(struct nf_nat_protocol *proto) +void nf_nat_protocol_unregister(const struct nf_nat_protocol *proto) { write_lock_bh(&nf_nat_lock); rcu_assign_pointer(nf_nat_protos[proto->protonum], |