netfilter 26/62: add struct net * to target parameters

Patrick McHardy
2010-02-16T14:55:55Z

commit add67461240c1dadc7c8d97e66f8f92b556ca523
Author: Patrick McHardy <kaber@trash.net>
Date: Wed Feb 3 13:45:12 2010 +0100

netfilter: add struct net * to target parameters

Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 026eb78..365fabe 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -249,6 +249,7 @@ struct xt_target_param {
* Other fields see above.
*/
struct xt_tgchk_param {
+ struct net *net;
const char *table;
const void *entryinfo;
const struct xt_target *target;
@@ -259,6 +260,7 @@ struct xt_tgchk_param {

/* Target destructor parameters */
struct xt_tgdtor_param {
+ struct net *net;
const struct xt_target *target;
void *targinfo;
u_int8_t family;
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 1aa0e4c..12beb58 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -579,13 +579,14 @@ ebt_cleanup_match(struct ebt_entry_match *m, struct net *net, unsigned int *i)
}

static inline int
-ebt_cleanup_watcher(struct ebt_entry_watcher *w, unsigned int *i)
+ebt_cleanup_watcher(struct ebt_entry_watcher *w, struct net *net, unsigned int *i)
{
struct xt_tgdtor_param par;

if (i && (*i)-- == 0)
return 1;

+ par.net = net;
par.target = w->u.watcher;
par.targinfo = w->data;
par.family = NFPROTO_BRIDGE;
@@ -606,10 +607,11 @@ ebt_cleanup_entry(struct ebt_entry *e, struct net *net, unsigned int *cnt)
/* we're done */
if (cnt && (*cnt)-- == 0)
return 1;
- EBT_WATCHER_ITERATE(e, ebt_cleanup_watcher, NULL);
+ EBT_WATCHER_ITERATE(e, ebt_cleanup_watcher, net, NULL);
EBT_MATCH_ITERATE(e, ebt_cleanup_match, net, NULL);
t = (struct ebt_entry_target *)(((char *)e) + e->target_offset);

+ par.net = net;
par.target = t->u.target;
par.targinfo = t->data;
par.family = NFPROTO_BRIDGE;
@@ -674,7 +676,7 @@ ebt_check_entry(struct ebt_entry *e,
}
i = 0;

- mtpar.net = net;
+ mtpar.net = tgpar.net = net;
mtpar.table = tgpar.table = name;
mtpar.entryinfo = tgpar.entryinfo = e;
mtpar.hook_mask = tgpar.hook_mask = hookmask;
@@ -730,7 +732,7 @@ ebt_check_entry(struct ebt_entry *e,
(*cnt)++;
return 0;
cleanup_watchers:
- EBT_WATCHER_ITERATE(e, ebt_cleanup_watcher, &j);
+ EBT_WATCHER_ITERATE(e, ebt_cleanup_watcher, net, &j);
cleanup_matches:
EBT_MATCH_ITERATE(e, ebt_cleanup_match, net, &i);
return ret;
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index cfaba0e..7fde8f6 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -638,10 +638,11 @@ err:
return ret;
}

-static int check_target(struct ipt_entry *e, const char *name)
+static int check_target(struct ipt_entry *e, struct net *net, const char *name)
{
struct ipt_entry_target *t = ipt_get_target(e);
struct xt_tgchk_param par = {
+ .net = net,
.table = name,
.entryinfo = e,
.target = t->u.kernel.target,
@@ -697,7 +698,7 @@ find_check_entry(struct ipt_entry *e, struct net *net, const char *name,
}
t->u.kernel.target = target;

- ret = check_target(e, name);
+ ret = check_target(e, net, name);
if (ret)
goto err;

@@ -788,6 +789,7 @@ cleanup_entry(struct ipt_entry *e, struct net *net, unsigned int *i)
IPT_MATCH_ITERATE(e, cleanup_match, net, NULL);
t = ipt_get_target(e);

+ par.net = net;
par.target = t->u.kernel.target;
par.targinfo = t->data;
par.family = NFPROTO_IPV4;
@@ -1675,7 +1677,7 @@ compat_check_entry(struct ipt_entry *e, struct net *net, const char *name,
if (ret)
goto cleanup_matches;

- ret = check_target(e, name);
+ ret = check_target(e, net, name);
if (ret)
goto cleanup_matches;

diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 9f1d45f..0376ed6 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -669,10 +669,11 @@ err:
return ret;
}

-static int check_target(struct ip6t_entry *e, const char *name)
+static int check_target(struct ip6t_entry *e, struct net *net, const char *name)
{
struct ip6t_entry_target *t = ip6t_get_target(e);
struct xt_tgchk_param par = {
+ .net = net,
.table = name,
.entryinfo = e,
.target = t->u.kernel.target,
@@ -729,7 +730,7 @@ find_check_entry(struct ip6t_entry *e, struct net *net, const char *name,
}
t->u.kernel.target = target;

- ret = check_target(e, name);
+ ret = check_target(e, net, name);
if (ret)
goto err;

@@ -820,6 +821,7 @@ cleanup_entry(struct ip6t_entry *e, struct net *net, unsigned int *i)
IP6T_MATCH_ITERATE(e, cleanup_match, net, NULL);
t = ip6t_get_target(e);

+ par.net = net;
par.target = t->u.kernel.target;
par.targinfo = t->data;
par.family = NFPROTO_IPV6;
@@ -1710,7 +1712,7 @@ static int compat_check_entry(struct ip6t_entry *e, struct net *net,
if (ret)
goto cleanup_matches;

- ret = check_target(e, name);
+ ret = check_target(e, net, name);
if (ret)
goto cleanup_matches;