Fix regression from r249894. Now we pass "gw" as argument to if_output
method, thus for multicast case we need it to point at "dst". PR: 185395 Submitted by: ae
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=260188
@ -332,6 +332,12 @@ ip_output(struct mbuf *m, struct mbuf *opt, struct route *ro, int flags,
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__func__, mtu, rte, (rte != NULL) ? rte->rt_flags : 0, ifp));
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if (IN_MULTICAST(ntohl(ip->ip_dst.s_addr))) {
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m->m_flags |= M_MCAST;
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/*
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* IP destination address is multicast. Make sure "gw"
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* still points to the address in "ro". (It may have been
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* changed to point to a gateway address, above.)
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*/
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gw = dst;
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/*
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* See if the caller provided any multicast options
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*/
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