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netfilter: xt_CT: use pr ratelimiting

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checkpatch complains about line > 80 but this would require splitting
"literal" over two lines which is worse.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Florian Westphal 2018-02-09 15:52:01 +01:00 committed by Pablo Neira Ayuso
parent 1b6cd67191
commit 11f7aee232
1 changed files with 13 additions and 12 deletions
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25
net/netfilter/xt_CT.c
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@ -82,15 +82,14 @@ xt_ct_set_helper(struct nf_conn *ct, const char *helper_name,
proto = xt_ct_find_proto(par);
if (!proto) {
pr_info("You must specify a L4 protocol, and not use "
"inversions on it.\n");
pr_info_ratelimited("You must specify a L4 protocol and not use inversions on it\n");
return -ENOENT;
}
helper = nf_conntrack_helper_try_module_get(helper_name, par->family,
proto);
if (helper == NULL) {
pr_info("No such helper \"%s\"\n", helper_name);
pr_info_ratelimited("No such helper \"%s\"\n", helper_name);
return -ENOENT;
}
@ -124,6 +123,7 @@ xt_ct_set_timeout(struct nf_conn *ct, const struct xt_tgchk_param *par,
const struct nf_conntrack_l4proto *l4proto;
struct ctnl_timeout *timeout;
struct nf_conn_timeout *timeout_ext;
const char *errmsg = NULL;
int ret = 0;
u8 proto;
@ -131,29 +131,29 @@ xt_ct_set_timeout(struct nf_conn *ct, const struct xt_tgchk_param *par,
timeout_find_get = rcu_dereference(nf_ct_timeout_find_get_hook);
if (timeout_find_get == NULL) {
ret = -ENOENT;
pr_info("Timeout policy base is empty\n");
errmsg = "Timeout policy base is empty";
goto out;
}
proto = xt_ct_find_proto(par);
if (!proto) {
ret = -EINVAL;
pr_info("You must specify a L4 protocol, and not use "
"inversions on it.\n");
errmsg = "You must specify a L4 protocol and not use inversions on it";
goto out;
}
timeout = timeout_find_get(par->net, timeout_name);
if (timeout == NULL) {
ret = -ENOENT;
pr_info("No such timeout policy \"%s\"\n", timeout_name);
pr_info_ratelimited("No such timeout policy \"%s\"\n",
timeout_name);
goto out;
}
if (timeout->l3num != par->family) {
ret = -EINVAL;
pr_info("Timeout policy `%s' can only be used by L3 protocol "
"number %d\n", timeout_name, timeout->l3num);
pr_info_ratelimited("Timeout policy `%s' can only be used by L%d protocol number %d\n",
timeout_name, 3, timeout->l3num);
goto err_put_timeout;
}
/* Make sure the timeout policy matches any existing protocol tracker,
@ -162,9 +162,8 @@ xt_ct_set_timeout(struct nf_conn *ct, const struct xt_tgchk_param *par,
l4proto = __nf_ct_l4proto_find(par->family, proto);
if (timeout->l4proto->l4proto != l4proto->l4proto) {
ret = -EINVAL;
pr_info("Timeout policy `%s' can only be used by L4 protocol "
"number %d\n",
timeout_name, timeout->l4proto->l4proto);
pr_info_ratelimited("Timeout policy `%s' can only be used by L%d protocol number %d\n",
timeout_name, 4, timeout->l4proto->l4proto);
goto err_put_timeout;
}
timeout_ext = nf_ct_timeout_ext_add(ct, timeout, GFP_ATOMIC);
@ -180,6 +179,8 @@ err_put_timeout:
__xt_ct_tg_timeout_put(timeout);
out:
rcu_read_unlock();
if (errmsg)
pr_info_ratelimited("%s\n", errmsg);
return ret;
#else
return -EOPNOTSUPP;