From 5ede7566c3bc2178dd75ca6f94b5e3de072ac129 Mon Sep 17 00:00:00 2001 From: Cunming Liang Date: Wed, 4 Nov 2015 16:45:33 +0800 Subject: [PATCH] igb: avoid enabling interrupt with zero vector Signed-off-by: Cunming Liang --- drivers/net/e1000/igb_ethdev.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c index 1332974c12..76d2acc79a 100644 --- a/drivers/net/e1000/igb_ethdev.c +++ b/drivers/net/e1000/igb_ethdev.c @@ -1122,11 +1122,11 @@ eth_igb_start(struct rte_eth_dev *dev) igb_pf_host_configure(dev); /* check and configure queue intr-vector mapping */ - if (dev->data->dev_conf.intr_conf.rxq != 0) + if (dev->data->dev_conf.intr_conf.rxq != 0) { intr_vector = dev->data->nb_rx_queues; - - if (rte_intr_efd_enable(intr_handle, intr_vector)) - return -1; + if (rte_intr_efd_enable(intr_handle, intr_vector)) + return -1; + } if (rte_intr_dp_is_en(intr_handle)) { intr_handle->intr_vec = -- 2.20.1