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Kernel: Prevent RST spam when we get an unexpected packet

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This commit is contained in:
Conrad Pankoff 2019-08-08 12:29:34 +10:00 • committed by Andreas Kling
parent 98ce498922
commit 061c092fae
1 changed files with 1 additions and 3 deletions
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4
Kernel/Net/NetworkTask.cpp
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@ -341,9 +341,7 @@ void handle_tcp(const EthernetFrameHeader& eth, int frame_size)
switch (socket->state()) { switch (socket->state()) {
case TCPSocket::State::Closed: case TCPSocket::State::Closed:
kprintf("handle_tcp: unexpected flags in Closed state\n"); kprintf("handle_tcp: unexpected flags in Closed state\n");
socket->send_tcp_packet(TCPFlags::RST); // TODO: we may want to send an RST here, maybe as a configurable option
socket->set_state(TCPSocket::State::Closed);
kprintf("handle_tcp: Closed -> Closed\n");
return; return;
case TCPSocket::State::TimeWait: case TCPSocket::State::TimeWait:
kprintf("handle_tcp: unexpected flags in TimeWait state\n"); kprintf("handle_tcp: unexpected flags in TimeWait state\n");