In the output path, mask off M_BCAST|M_MCAST so as to prevent incorrect
addressing if a packet is later re-encapsulated and sent to a non-broadcast, non-multicast destination after being received on the ng_ksocket input hook. PR: 106999 Submitted by: Kevin Lahey MFC after: 4 weeks
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=166585
@ -919,6 +919,9 @@ ng_ksocket_rcvdata(hook_p hook, item_p item)
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(stag->id == NG_NODE_ID(node) || stag->id == 0))
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sa = &stag->sa;
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/* Reset specific mbuf flags to prevent addressing problems. */
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m->m_flags &= ~(M_BCAST|M_MCAST);
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/* Send packet */
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error = sosend(so, sa, 0, m, 0, 0, td);
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