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authorFlorian Westphal <fw@strlen.de>2019-01-27 19:18:57 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2019-01-28 11:32:58 +0100
commit83f529281d7aa42b10c2c5cb64fcbd2c7cab4409 (patch)
treee3e89eb0165cddb1535965a7110cfbce859efc0b
parentnetfilter: conntrack: fix error path in nf_conntrack_pernet_init() (diff)
downloadlinux-dev-83f529281d7aa42b10c2c5cb64fcbd2c7cab4409.tar.xz
linux-dev-83f529281d7aa42b10c2c5cb64fcbd2c7cab4409.zip
netfilter: ipv4: remove useless export_symbol
Only one caller; place it where needed and get rid of the EXPORT_SYMBOL. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to '')
-rw-r--r--include/linux/netfilter_ipv4.h6
-rw-r--r--net/ipv4/netfilter.c18
-rw-r--r--net/netfilter/utils.c19
3 files changed, 19 insertions, 24 deletions
diff --git a/include/linux/netfilter_ipv4.h b/include/linux/netfilter_ipv4.h
index 95ab5cc64422..082e2c41b7ff 100644
--- a/include/linux/netfilter_ipv4.h
+++ b/include/linux/netfilter_ipv4.h
@@ -25,7 +25,6 @@ __sum16 nf_ip_checksum(struct sk_buff *skb, unsigned int hook,
unsigned int dataoff, u_int8_t protocol);
int nf_ip_route(struct net *net, struct dst_entry **dst, struct flowi *fl,
bool strict);
-int nf_ip_reroute(struct sk_buff *skb, const struct nf_queue_entry *entry);
#else
static inline __sum16 nf_ip_checksum(struct sk_buff *skb, unsigned int hook,
unsigned int dataoff, u_int8_t protocol)
@@ -37,11 +36,6 @@ static inline int nf_ip_route(struct net *net, struct dst_entry **dst,
{
return -EOPNOTSUPP;
}
-static inline int nf_ip_reroute(struct sk_buff *skb,
- const struct nf_queue_entry *entry)
-{
- return -EOPNOTSUPP;
-}
#endif /* CONFIG_INET */
#endif /*__LINUX_IP_NETFILTER_H*/
diff --git a/net/ipv4/netfilter.c b/net/ipv4/netfilter.c
index 8d2e5dc9a827..a058213b77a7 100644
--- a/net/ipv4/netfilter.c
+++ b/net/ipv4/netfilter.c
@@ -80,24 +80,6 @@ int ip_route_me_harder(struct net *net, struct sk_buff *skb, unsigned int addr_t
}
EXPORT_SYMBOL(ip_route_me_harder);
-int nf_ip_reroute(struct sk_buff *skb, const struct nf_queue_entry *entry)
-{
- const struct ip_rt_info *rt_info = nf_queue_entry_reroute(entry);
-
- if (entry->state.hook == NF_INET_LOCAL_OUT) {
- const struct iphdr *iph = ip_hdr(skb);
-
- if (!(iph->tos == rt_info->tos &&
- skb->mark == rt_info->mark &&
- iph->daddr == rt_info->daddr &&
- iph->saddr == rt_info->saddr))
- return ip_route_me_harder(entry->state.net, skb,
- RTN_UNSPEC);
- }
- return 0;
-}
-EXPORT_SYMBOL_GPL(nf_ip_reroute);
-
int nf_ip_route(struct net *net, struct dst_entry **dst, struct flowi *fl,
bool strict __always_unused)
{
diff --git a/net/netfilter/utils.c b/net/netfilter/utils.c
index e8da9a9bba73..55af9f247993 100644
--- a/net/netfilter/utils.c
+++ b/net/netfilter/utils.c
@@ -180,6 +180,25 @@ int nf_route(struct net *net, struct dst_entry **dst, struct flowi *fl,
}
EXPORT_SYMBOL_GPL(nf_route);
+static int nf_ip_reroute(struct sk_buff *skb, const struct nf_queue_entry *entry)
+{
+#ifdef CONFIG_INET
+ const struct ip_rt_info *rt_info = nf_queue_entry_reroute(entry);
+
+ if (entry->state.hook == NF_INET_LOCAL_OUT) {
+ const struct iphdr *iph = ip_hdr(skb);
+
+ if (!(iph->tos == rt_info->tos &&
+ skb->mark == rt_info->mark &&
+ iph->daddr == rt_info->daddr &&
+ iph->saddr == rt_info->saddr))
+ return ip_route_me_harder(entry->state.net, skb,
+ RTN_UNSPEC);
+ }
+#endif
+ return 0;
+}
+
int nf_reroute(struct sk_buff *skb, struct nf_queue_entry *entry)
{
const struct nf_ipv6_ops *v6ops;