qcacld-3.0: Don't allow update peer command if peer not found

Do not allow tdls peer update command if tdls peer is not
found in lim. If peer assoc command is given to FW
without peer create, FW will assert.

Remove tdls peers in tdls component in case of roaming as
peers are deleted in lim as part of roaming.

Change-Id: Ie227da682e4d30c9b583881f7e2eaafe91826476
CRs-Fixed: 2441951

components/tdls/core/src/wlan_tdls_cmds_process.c

@@ -898,7 +898,7 @@ tdls_activate_update_peer(struct tdls_update_peer_request *req)
 	if (QDF_IS_STATUS_ERROR(status))
 		goto updatersp;
 
-	curr_peer = tdls_get_peer(vdev_obj, mac);
+	curr_peer = tdls_find_peer(vdev_obj, mac);
 	if (!curr_peer) {
 		tdls_err(QDF_MAC_ADDR_STR " not exist. return invalid",
 			 QDF_MAC_ADDR_ARRAY(mac));

core/mac/src/pe/lim/lim_process_tdls.c

@@ -2552,7 +2552,10 @@ static QDF_STATUS lim_tdls_setup_add_sta(struct mac_context *mac,
 
 	sta = dph_lookup_hash_entry(mac, pAddStaReq->peermac.bytes, &aid,
 				       &pe_session->dph.dphHashTable);
-
+	if (!sta && pAddStaReq->tdls_oper == TDLS_OPER_UPDATE) {
+		pe_err("TDLS update peer is given without peer creation");
+		return QDF_STATUS_E_FAILURE;
+	}
 	if (sta && pAddStaReq->tdls_oper == TDLS_OPER_ADD) {
 		pe_err("TDLS entry for peer: "QDF_MAC_ADDR_STR " already exist, cannot add new entry",
 			QDF_MAC_ADDR_ARRAY(pAddStaReq->peermac.bytes));
@@ -3169,6 +3172,9 @@ QDF_STATUS lim_delete_tdls_peers(struct mac_context *mac_ctx,
 
 	lim_check_aid_and_delete_peer(mac_ctx, session_entry);
 
+	tgt_tdls_delete_all_peers_indication(mac_ctx->psoc,
+					     session_entry->smeSessionId);
+
 	if (lim_is_roam_synch_in_progress(session_entry))
 		return QDF_STATUS_SUCCESS;
 	/* In case of CSA, Only peers in lim and TDLS component
@@ -3182,9 +3188,6 @@ QDF_STATUS lim_delete_tdls_peers(struct mac_context *mac_ctx,
 						    smeSessionId);
 	}
 
-	tgt_tdls_delete_all_peers_indication(mac_ctx->psoc,
-					     session_entry->smeSessionId);
-
 	/* reset the set_state_disable flag */
 	session_entry->tdls_send_set_state_disable = true;
 	pe_debug("Exit");