nhrpd: Only create one child sa

In some circumstances, especicially when GRE tunnel interface does not exist,
repeated child sa requests are sent. Prevent this by only sending another
request if the child sa does not exist

Signed-off-by: Reuben Dowle <reuben.dowle@4rf.com>

diff --git a/nhrpd/nhrp_peer.c b/nhrpd/nhrp_peer.c
old mode 100644 (file)
new mode 100755 (executable)
index 2dc019c..85d7477
--- a/nhrpd/nhrp_peer.c
+++ b/nhrpd/nhrp_peer.c
@@ -271,6 +271,8 @@ int nhrp_peer_check(struct nhrp_peer *p, int establish)
                return 0;
        if (sockunion_family(&vc->local.nbma) == AF_UNSPEC)
                return 0;
+       if (vc->ipsec)
+               return 1;
 
        p->prio = establish > 1;
        p->requested = 1;