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authorPatrick McHardy <kaber@trash.net>2007-09-28 14:15:45 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:53:30 -0700
commit7c8d4cb4198d199e65a6ced8c81f71e3ac3f4cfc (patch)
treef931048ba1e765b8a6189cd8d16d20e514f1fc44 /net/netfilter/nfnetlink.c
parent169e36742572934f5d846cfa5f9d76e72d505db4 (diff)
[NETFILTER]: nfnetlink: make subsystem and callbacks const
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter/nfnetlink.c')
-rw-r--r--net/netfilter/nfnetlink.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 4aa56e7ff156..032224c1409f 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -41,7 +41,7 @@ MODULE_ALIAS_NET_PF_PROTO(PF_NETLINK, NETLINK_NETFILTER);
static char __initdata nfversion[] = "0.30";
static struct sock *nfnl = NULL;
-static struct nfnetlink_subsystem *subsys_table[NFNL_SUBSYS_COUNT];
+static const struct nfnetlink_subsystem *subsys_table[NFNL_SUBSYS_COUNT];
static DEFINE_MUTEX(nfnl_mutex);
static void nfnl_lock(void)
@@ -66,7 +66,7 @@ static void nfnl_unlock(void)
nfnl->sk_data_ready(nfnl, 0);
}
-int nfnetlink_subsys_register(struct nfnetlink_subsystem *n)
+int nfnetlink_subsys_register(const struct nfnetlink_subsystem *n)
{
nfnl_lock();
if (subsys_table[n->subsys_id]) {
@@ -80,7 +80,7 @@ int nfnetlink_subsys_register(struct nfnetlink_subsystem *n)
}
EXPORT_SYMBOL_GPL(nfnetlink_subsys_register);
-int nfnetlink_subsys_unregister(struct nfnetlink_subsystem *n)
+int nfnetlink_subsys_unregister(const struct nfnetlink_subsystem *n)
{
nfnl_lock();
subsys_table[n->subsys_id] = NULL;
@@ -90,7 +90,7 @@ int nfnetlink_subsys_unregister(struct nfnetlink_subsystem *n)
}
EXPORT_SYMBOL_GPL(nfnetlink_subsys_unregister);
-static inline struct nfnetlink_subsystem *nfnetlink_get_subsys(u_int16_t type)
+static inline const struct nfnetlink_subsystem *nfnetlink_get_subsys(u_int16_t type)
{
u_int8_t subsys_id = NFNL_SUBSYS_ID(type);
@@ -100,8 +100,8 @@ static inline struct nfnetlink_subsystem *nfnetlink_get_subsys(u_int16_t type)
return subsys_table[subsys_id];
}
-static inline struct nfnl_callback *
-nfnetlink_find_client(u_int16_t type, struct nfnetlink_subsystem *ss)
+static inline const struct nfnl_callback *
+nfnetlink_find_client(u_int16_t type, const struct nfnetlink_subsystem *ss)
{
u_int8_t cb_id = NFNL_MSG_TYPE(type);
@@ -147,7 +147,7 @@ EXPORT_SYMBOL_GPL(nfattr_parse);
*
*/
static int
-nfnetlink_check_attributes(struct nfnetlink_subsystem *subsys,
+nfnetlink_check_attributes(const struct nfnetlink_subsystem *subsys,
struct nlmsghdr *nlh, struct nfattr *cda[])
{
int min_len = NLMSG_SPACE(sizeof(struct nfgenmsg));
@@ -197,8 +197,8 @@ EXPORT_SYMBOL_GPL(nfnetlink_unicast);
/* Process one complete nfnetlink message. */
static int nfnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
{
- struct nfnl_callback *nc;
- struct nfnetlink_subsystem *ss;
+ const struct nfnl_callback *nc;
+ const struct nfnetlink_subsystem *ss;
int type, err;
if (security_netlink_recv(skb, CAP_NET_ADMIN))