1 files changed, 37 insertions, 0 deletions

diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 2537f26f097c..9d206c282cf1 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -1055,6 +1055,43 @@ int xfrm_state_mtu(struct xfrm_state *x, int mtu)
 }
 
 EXPORT_SYMBOL(xfrm_state_mtu);
+
+int xfrm_init_state(struct xfrm_state *x)
+{
+        struct xfrm_state_afinfo *afinfo;
+        int family = x->props.family;
+        int err;
+
+        err = -EAFNOSUPPORT;
+        afinfo = xfrm_state_get_afinfo(family);
+        if (!afinfo)
+                goto error;
+
+        err = 0;
+        if (afinfo->init_flags)
+                err = afinfo->init_flags(x);
+
+        xfrm_state_put_afinfo(afinfo);
+
+        if (err)
+                goto error;
+
+        err = -EPROTONOSUPPORT;
+        x->type = xfrm_get_type(x->id.proto, family);
+        if (x->type == NULL)
+                goto error;
+
+        err = x->type->init_state(x);
+        if (err)
+                goto error;
+
+        x->km.state = XFRM_STATE_VALID;
+
+error:
+        return err;
+}
+
+EXPORT_SYMBOL(xfrm_init_state);
  
 void __init xfrm_state_init(void)
 {