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nic_router: no checksum update on IP routing

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The router used to update IPv4 checksums when routing via an <ip> rule
despite the fact that it doesn't change any IPv4 header fields in this case.

Ref #4555
This commit is contained in:
Martin Stein 2022-07-14 15:32:09 +02:00 committed by Christian Helmuth
parent 95b3b36cd9
commit 865ee192b4
1 changed files with 0 additions and 1 deletions
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repos/os/src/server/nic_router/interface.cc
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@ -1326,7 +1326,6 @@ void Interface::_handle_ip(Ethernet_frame &eth,
Domain &remote_domain = rule.domain(); Domain &remote_domain = rule.domain();
_adapt_eth(eth, ip.dst(), pkt, remote_domain); _adapt_eth(eth, ip.dst(), pkt, remote_domain);
ip.update_checksum();
remote_domain.interfaces().for_each([&] (Interface &interface) { remote_domain.interfaces().for_each([&] (Interface &interface) {
interface.send(eth, size_guard); interface.send(eth, size_guard);
}); });