openpower-pels: Check response header

Using the new PLDM API requires checking the response header for the request and datagram flags, as those indicate that the message isn't really a response. Change-Id: I38f8e77bd5defaf611695649bb75d589b2548f17 Signed-off-by: Eddie James <[email protected]>
ibm-openbmc · Oct 17, 2024 · 7e395af · 7e395af
1 parent 1af06bb
commit 7e395af
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/extensions/openpower-pels/pldm_interface.cpp b/extensions/openpower-pels/pldm_interface.cpp
@@ -275,6 +275,7 @@ void PLDMInterface::receive(IO& /*io*/, int /*fd*/, uint32_t revents,
  pldm_tid_t pldmTID;
  auto rc = pldm_transport_recv_msg(transport, &pldmTID, &responseMsg,
  &responseSize);
+ struct pldm_msg_hdr* hdr = (struct pldm_msg_hdr*)responseMsg;
  if (pldmTID != _eid)
  {
  // We got a response to someone else's message. Ignore it.
@@ -298,6 +299,11 @@ void PLDMInterface::receive(IO& /*io*/, int /*fd*/, uint32_t revents,
 
  responseMsg = nullptr;
  }
+ if (hdr && (hdr->request || hdr->datagram))
+ {
+ free(responseMsg);
+ return;
+ }
 
  cleanupCmd();