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Kernel: Don't respond to TCP RST packets

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As seen with GitHub Pages and probably lots of other hosts this might
cause a loop if the peer decides to respond to our RST packet again.
This commit is contained in:
Gunnar Beutner
2021-08-18 09:56:07 +02:00
committed by Andreas Kling
parent 0bf867bb9a
commit c17f9adb12
1 changed files with 1 additions and 1 deletions
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2
Kernel/Net/NetworkTask.cpp
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@@ -410,7 +410,7 @@ void handle_tcp(IPv4Packet const& ipv4_packet, Time const& packet_timestamp)
dbgln_if(TCP_DEBUG, "handle_tcp: looking for socket; tuple={}", tuple.to_string());
auto socket = TCPSocket::from_tuple(tuple);
if (!socket) {
if (!socket && !tcp_packet.has_rst()) {
dbgln("handle_tcp: No TCP socket for tuple {}. Sending RST.", tuple.to_string());
send_tcp_rst(ipv4_packet, tcp_packet, adapter);
return;