netfilter: xtables: make use of caller family rather than match family

The matches can have .family = NFPROTO_UNSPEC, and though that is not
the case for the touched modules, it seems better to just use the
nfproto from the caller.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
This commit is contained in:
Jan Engelhardt 2010-03-18 00:44:52 +01:00
parent 115bc8f287
commit aa5fa31857
5 changed files with 14 additions and 14 deletions

View file

@ -58,7 +58,7 @@ static bool tos_mt(const struct sk_buff *skb, const struct xt_match_param *par)
{
const struct xt_tos_match_info *info = par->matchinfo;
if (par->match->family == NFPROTO_IPV4)
if (par->family == NFPROTO_IPV4)
return ((ip_hdr(skb)->tos & info->tos_mask) ==
info->tos_value) ^ !!info->invert;
else

View file

@ -703,8 +703,8 @@ static bool hashlimit_mt_check_v0(const struct xt_mtchk_param *par)
return false;
mutex_lock(&hashlimit_mutex);
r->hinfo = htable_find_get(net, r->name, par->match->family);
if (!r->hinfo && htable_create_v0(net, r, par->match->family) != 0) {
r->hinfo = htable_find_get(net, r->name, par->family);
if (!r->hinfo && htable_create_v0(net, r, par->family) != 0) {
mutex_unlock(&hashlimit_mutex);
return false;
}
@ -730,7 +730,7 @@ static bool hashlimit_mt_check(const struct xt_mtchk_param *par)
return false;
if (info->name[sizeof(info->name)-1] != '\0')
return false;
if (par->match->family == NFPROTO_IPV4) {
if (par->family == NFPROTO_IPV4) {
if (info->cfg.srcmask > 32 || info->cfg.dstmask > 32)
return false;
} else {
@ -739,8 +739,8 @@ static bool hashlimit_mt_check(const struct xt_mtchk_param *par)
}
mutex_lock(&hashlimit_mutex);
info->hinfo = htable_find_get(net, info->name, par->match->family);
if (!info->hinfo && htable_create(net, info, par->match->family) != 0) {
info->hinfo = htable_find_get(net, info->name, par->family);
if (!info->hinfo && htable_create(net, info, par->family) != 0) {
mutex_unlock(&hashlimit_mutex);
return false;
}

View file

@ -116,9 +116,9 @@ policy_mt(const struct sk_buff *skb, const struct xt_match_param *par)
int ret;
if (info->flags & XT_POLICY_MATCH_IN)
ret = match_policy_in(skb, info, par->match->family);
ret = match_policy_in(skb, info, par->family);
else
ret = match_policy_out(skb, info, par->match->family);
ret = match_policy_out(skb, info, par->family);
if (ret < 0)
ret = info->flags & XT_POLICY_MATCH_NONE ? true : false;

View file

@ -233,7 +233,7 @@ recent_mt(const struct sk_buff *skb, const struct xt_match_param *par)
u_int8_t ttl;
bool ret = info->invert;
if (par->match->family == NFPROTO_IPV4) {
if (par->family == NFPROTO_IPV4) {
const struct iphdr *iph = ip_hdr(skb);
if (info->side == XT_RECENT_DEST)
@ -259,12 +259,12 @@ recent_mt(const struct sk_buff *skb, const struct xt_match_param *par)
spin_lock_bh(&recent_lock);
t = recent_table_lookup(recent_net, info->name);
e = recent_entry_lookup(t, &addr, par->match->family,
e = recent_entry_lookup(t, &addr, par->family,
(info->check_set & XT_RECENT_TTL) ? ttl : 0);
if (e == NULL) {
if (!(info->check_set & XT_RECENT_SET))
goto out;
e = recent_entry_init(t, &addr, par->match->family, ttl);
e = recent_entry_init(t, &addr, par->family, ttl);
if (e == NULL)
*par->hotdrop = true;
ret = !ret;

View file

@ -39,9 +39,9 @@ state_mt(const struct sk_buff *skb, const struct xt_match_param *par)
static bool state_mt_check(const struct xt_mtchk_param *par)
{
if (nf_ct_l3proto_try_module_get(par->match->family) < 0) {
if (nf_ct_l3proto_try_module_get(par->family) < 0) {
printk(KERN_WARNING "can't load conntrack support for "
"proto=%u\n", par->match->family);
"proto=%u\n", par->family);
return false;
}
return true;
@ -49,7 +49,7 @@ static bool state_mt_check(const struct xt_mtchk_param *par)
static void state_mt_destroy(const struct xt_mtdtor_param *par)
{
nf_ct_l3proto_module_put(par->match->family);
nf_ct_l3proto_module_put(par->family);
}
static struct xt_match state_mt_reg[] __read_mostly = {