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pimd: Fix crash when looking at S,G from *,G

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When looping over S,G's associated with a *,G,
there can exist situations where we have not created
the channel oil for the S,G yet.  Don't allow this
to crash the system.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2016-09-27 19:59:34 -04:00
parent 8151e2865c
commit 8ccbc80f01
1 changed files with 2 additions and 0 deletions
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2
pimd/pim_join.c
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@ -210,6 +210,8 @@ static void recv_prune(struct interface *ifp,
__FILE__, __PRETTY_FUNCTION__,
buff, pim_str_sg_dump (&child->sg));
}
if (!c_oil)
continue;
if (!pim_upstream_evaluate_join_desired (child))
pim_channel_del_oif (c_oil, ifp, PIM_OIF_FLAG_PROTO_PIM);