[PATCH v2] net/ice: update null check for TxPP support

[Soumyadeep Hore]

The absence of NULL checking was causing segmentation fault.

Signed-off-by: Soumyadeep Hore <soumyadeep.h...@intel.com>
---
 drivers/net/intel/ice/ice_rxtx.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/net/intel/ice/ice_rxtx.c b/drivers/net/intel/ice/ice_rxtx.c
index e33fd74543..814d8793d2 100644
--- a/drivers/net/intel/ice/ice_rxtx.c
+++ b/drivers/net/intel/ice/ice_rxtx.c
@@ -865,7 +865,7 @@ ice_tx_queue_start(struct rte_eth_dev *dev, uint16_t 
tx_queue_id)
        /* record what kind of descriptor cleanup we need on teardown */
        txq->vector_tx = ad->tx_vec_allowed;
 
-       if (txq->tsq->ts_flag > 0) {
+       if (txq->tsq != NULL && txq->tsq->ts_flag > 0) {
                struct ice_aqc_set_txtime_qgrp *ts_elem;
                u8 ts_buf_len = ice_struct_size(ts_elem, txtimeqs, 1);
                struct ice_txtime_ctx txtime_ctx = { 0 };
@@ -1118,7 +1118,7 @@ ice_reset_tx_queue(struct ci_tx_queue *txq)
        txq->last_desc_cleaned = (uint16_t)(txq->nb_tx_desc - 1);
        txq->nb_tx_free = (uint16_t)(txq->nb_tx_desc - 1);
 
-       if (txq->tsq->ts_flag > 0) {
+       if (txq->tsq != NULL && txq->tsq->ts_flag > 0) {
                for (i = 0; i < txq->tsq->nb_ts_desc; i++) {
                        volatile struct ice_ts_desc *tsd =
                                                        
&txq->tsq->ice_ts_ring[i];
@@ -1161,7 +1161,7 @@ ice_tx_queue_stop(struct rte_eth_dev *dev, uint16_t 
tx_queue_id)
        q_ids[0] = txq->reg_idx;
        q_teids[0] = txq->q_teid;
 
-       if (txq->tsq->ts_flag > 0) {
+       if (txq->tsq != NULL && txq->tsq->ts_flag > 0) {
                struct ice_aqc_ena_dis_txtime_qgrp txtime_pg;
                dev->dev_ops->timesync_disable(dev);
                status = ice_aq_ena_dis_txtimeq(hw, q_ids[0], 1, 0,
@@ -3162,7 +3162,7 @@ ice_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, 
uint16_t nb_pkts)
        tx_id = txq->tx_tail;
        txe = &sw_ring[tx_id];
 
-       if (txq->tsq->ts_flag > 0)
+       if (txq->tsq != NULL && txq->tsq->ts_flag > 0)
                ts_id = txq->tsq->ts_tail;
 
        /* Check if the descriptor ring needs to be cleaned. */
@@ -3353,7 +3353,7 @@ ice_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, 
uint16_t nb_pkts)
                        rte_cpu_to_le_64(((uint64_t)td_cmd) <<
                                         ICE_TXD_QW1_CMD_S);
 
-               if (txq->tsq->ts_flag > 0) {
+               if (txq->tsq != NULL && txq->tsq->ts_flag > 0) {
                        uint64_t txtime = *RTE_MBUF_DYNFIELD(tx_pkt,
                                        txq->tsq->ts_offset, uint64_t *);
                        uint32_t tstamp = (uint32_t)(txtime % NS_PER_S) >>
@@ -3383,7 +3383,7 @@ ice_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, 
uint16_t nb_pkts)
        }
 end_of_tx:
        /* update Tail register */
-       if (txq->tsq->ts_flag > 0) {
+       if (txq->tsq != NULL && txq->tsq->ts_flag > 0) {
                ICE_PCI_REG_WRITE(txq->qtx_tail, ts_id);
                txq->tsq->ts_tail = ts_id;
        } else {
-- 
2.43.0