Fix rcclNetP2pPolicy issue (#2072)

* fix rcclNetP2pPolicy issue

* change the comment to ncclNetIb

src/transport/net.cc

@@ -776,7 +776,8 @@ static ncclResult_t sendProxyConnect(struct ncclProxyConnection* connection, str
   NCCLCHECK(ncclNetGetDeviceHandle(resources->netDeviceType, resources->netDeviceVersion, false /*isRecv*/, &resources->netDeviceHandle));
   bool rccl_anp = !(strcmp(proxyState->ncclNet->name, RCCL_ANP_PLUGIN_STR));
   
-  if (rcclNetP2pPolicy) {
+  // Only call rcclNetP2pPolicy for ncclNetIb
+  if (proxyState->ncclNet == &ncclNetIb) {
     NCCLCHECK(rcclNetP2pPolicy(req->handle, resources->isP2p));
   }