qcacld-3.0: Set peer phymode not higher than sap's

Associating peer's phymode is not allowed to be highter
then sap's. If it is, set the peer phymode equal to sap
phymode.

Change-Id: Ia8152ce27fb8ddf2bbff5139d3b8d89c811d7ed0
CRs-Fixed: 2500383

core/wma/src/wma_mgmt.c

@@ -1290,6 +1290,11 @@ QDF_STATUS wma_send_peer_assoc(tp_wma_handle wma,
 	phymode = wma_peer_phymode(nw_type, params->staType,
 				   params->htCapable, params->ch_width,
 				   params->vhtCapable, is_he);
+	if (phymode > intr->chanmode) {
+		WMA_LOGD("Peer phymode %d is not allowed. Set it equal to sap phymode %d",
+			 phymode, intr->chanmode);
+		phymode = intr->chanmode;
+	}
 
 	wma_objmgr_set_peer_mlme_phymode(wma, params->staMac, phymode);