net/mlx5: fix segfault on interrupt disable

[dpdk.git] / drivers / net / mlx5 / mlx5_rxq.c

diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c
index ad741ef..2beebfd 100644 (file)
--- a/drivers/net/mlx5/mlx5_rxq.c
+++ b/drivers/net/mlx5/mlx5_rxq.c
@@ -396,6 +396,8 @@ priv_rx_intr_vec_disable(struct priv *priv)
 
        if (!priv->dev->data->dev_conf.intr_conf.rxq)
                return;
+       if (!intr_handle->intr_vec)
+               goto free;
        for (i = 0; i != n; ++i) {
                struct mlx5_rxq_ctrl *rxq_ctrl;
                struct mlx5_rxq_data *rxq_data;
@@ -411,8 +413,10 @@ priv_rx_intr_vec_disable(struct priv *priv)
                rxq_ctrl = container_of(rxq_data, struct mlx5_rxq_ctrl, rxq);
                mlx5_priv_rxq_ibv_release(priv, rxq_ctrl->ibv);
        }
+free:
        rte_intr_free_epoll_fd(intr_handle);
-       free(intr_handle->intr_vec);
+       if (intr_handle->intr_vec)
+               free(intr_handle->intr_vec);
        intr_handle->nb_efd = 0;
        intr_handle->intr_vec = NULL;
 }