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wifi: (fixes #2185) check destination address before replying

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Tom Henderson
2016-02-24 00:30:04 +01:00
parent cb42812fc4
commit 2dc10e0567
1 changed files with 7 additions and 0 deletions
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7
src/wifi/model/mac-low.cc
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@@ -843,6 +843,13 @@ MacLow::ReceiveError (Ptr<const Packet> packet, double rxSnr, bool isEndOfFrame)
NS_LOG_DEBUG ("rx failed ");
if (isEndOfFrame == true && m_receivedAtLeastOneMpdu == true)
{
WifiMacHeader hdr;
packet->PeekHeader (hdr);
if (hdr.GetAddr1 () != m_self)
{
NS_LOG_DEBUG ("hdr addr1 " << hdr.GetAddr1 () << "not for me (" << m_self << "); returning");
return;
}
NS_ASSERT (m_lastReceivedHdr.IsQosData ());
NS_LOG_DEBUG ("last a-mpdu subframe detected/sendImmediateBlockAck from=" << m_lastReceivedHdr.GetAddr2 ());
m_sendAckEvent = Simulator::Schedule (GetSifs (),