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nhrpd: Add Hop Count Validation Before Forwarding in nhrp_peer_recv() 18615/head
authorzmw12306 <zmw12306@gmail.com>
Mon, 7 Apr 2025 20:13:45 +0000 (16:13 -0400)
committerMergify <37929162+mergify[bot]@users.noreply.github.com>
Tue, 8 Apr 2025 16:29:44 +0000 (16:29 +0000)
commit623b3ab5c8f521b336bf6405c69d0a40cc743163
tree98f0c66ba1976fdb7c557382c25d03e39e5d2f3ftree | snapshot
parent4b81bbbac3619980b0d0a04cce8e1aa96c6b878ccommit | diff
nhrpd: Add Hop Count Validation Before Forwarding in nhrp_peer_recv()

According to [RFC 2332, Section 5.1], if an NHS receives a packet that it would normally forward and the hop count is zero, it must send an error indication back to the source and drop the packet.

Signed-off-by: zmw12306 <zmw12306@gmail.com>
(cherry picked from commit 7c877164820bfc1cd7f84b3f7529f716b0f897cd)
nhrpd/nhrp_peer.c diff | blob | history
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