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-rw-r--r--net/xfrm/xfrm_output.c13
-rw-r--r--net/xfrm/xfrm_state.c7
2 files changed, 15 insertions, 5 deletions
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index eb4a84288648..6f5fc612b162 100644
--- a/net/xfrm/xfrm_output.c
+++ b/net/xfrm/xfrm_output.c
@@ -214,5 +214,18 @@ int xfrm_inner_extract_output(struct xfrm_state *x, struct sk_buff *skb)
return inner_mode->afinfo->extract_output(x, skb);
}
+void xfrm_local_error(struct sk_buff *skb, int mtu)
+{
+ struct xfrm_state_afinfo *afinfo;
+
+ afinfo = xfrm_state_get_afinfo(skb->sk->sk_family);
+ if (!afinfo)
+ return;
+
+ afinfo->local_error(skb, mtu);
+ xfrm_state_put_afinfo(afinfo);
+}
+
EXPORT_SYMBOL_GPL(xfrm_output);
EXPORT_SYMBOL_GPL(xfrm_inner_extract_output);
+EXPORT_SYMBOL_GPL(xfrm_local_error);
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 78f66fa92449..54c0acd29468 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -39,9 +39,6 @@ static DEFINE_SPINLOCK(xfrm_state_lock);
static unsigned int xfrm_state_hashmax __read_mostly = 1 * 1024 * 1024;
-static struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family);
-static void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo);
-
static inline unsigned int xfrm_dst_hash(struct net *net,
const xfrm_address_t *daddr,
const xfrm_address_t *saddr,
@@ -1860,7 +1857,7 @@ int xfrm_state_unregister_afinfo(struct xfrm_state_afinfo *afinfo)
}
EXPORT_SYMBOL(xfrm_state_unregister_afinfo);
-static struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)
+struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)
{
struct xfrm_state_afinfo *afinfo;
if (unlikely(family >= NPROTO))
@@ -1872,7 +1869,7 @@ static struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)
return afinfo;
}
-static void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo)
+void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo)
{
rcu_read_unlock();
}