igb/ixgbe: reset queue pointers after releasing

Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>

diff --git a/lib/librte_pmd_e1000/igb_rxtx.c b/lib/librte_pmd_e1000/igb_rxtx.c
index 74bfb1f..c11931f 100644 (file)
--- a/lib/librte_pmd_e1000/igb_rxtx.c
+++ b/lib/librte_pmd_e1000/igb_rxtx.c
@@ -1212,8 +1212,10 @@ eth_igb_tx_queue_setup(struct rte_eth_dev *dev,
                        "the TX WTHRESH value to 4, 8, or 16.\n");
 
        /* Free memory prior to re-allocation if needed */
-       if (dev->data->tx_queues[queue_idx] != NULL)
+       if (dev->data->tx_queues[queue_idx] != NULL) {
                igb_tx_queue_release(dev->data->tx_queues[queue_idx]);
+               dev->data->tx_queues[queue_idx] = NULL;
+       }
 
        /* First allocate the tx queue data structure */
        txq = rte_zmalloc("ethdev TX queue", sizeof(struct igb_tx_queue),

diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index d424732..67afd5a 100644 (file)
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -1802,8 +1802,10 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev,
        }
 
        /* Free memory prior to re-allocation if needed... */
-       if (dev->data->tx_queues[queue_idx] != NULL)
+       if (dev->data->tx_queues[queue_idx] != NULL) {
                ixgbe_tx_queue_release(dev->data->tx_queues[queue_idx]);
+               dev->data->tx_queues[queue_idx] = NULL;
+       }
 
        /* First allocate the tx queue data structure */
        txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct igb_tx_queue),
@@ -2061,8 +2063,10 @@ ixgbe_dev_rx_queue_setup(struct rte_eth_dev *dev,
        }
 
        /* Free memory prior to re-allocation if needed... */
-       if (dev->data->rx_queues[queue_idx] != NULL)
+       if (dev->data->rx_queues[queue_idx] != NULL) {
                ixgbe_rx_queue_release(dev->data->rx_queues[queue_idx]);
+               dev->data->rx_queues[queue_idx] = NULL;
+       }
 
        /* First allocate the rx queue data structure */
        rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct igb_rx_queue),