From: Matan Azrad Date: Tue, 22 May 2018 12:38:47 +0000 (+0000) Subject: net/failsafe: fix duplicate event registration X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=602c5623c8a884036aa81712f89542159a243a58;p=dpdk.git net/failsafe: fix duplicate event registration When the fail-safe device is reconfigured, it attempts to register again for the sub-devices LSC and RMV events. Prevent an event registration if it is already done. Fixes: 598fb8aec6f6 ("net/failsafe: support device removal") Cc: stable@dpdk.org Signed-off-by: Matan Azrad Acked-by: Gaetan Rivet --- diff --git a/drivers/net/failsafe/failsafe_ops.c b/drivers/net/failsafe/failsafe_ops.c index e0570b653c..24e91c931c 100644 --- a/drivers/net/failsafe/failsafe_ops.c +++ b/drivers/net/failsafe/failsafe_ops.c @@ -138,7 +138,7 @@ fs_dev_configure(struct rte_eth_dev *dev) fs_unlock(dev, 0); return ret; } - if (rmv_interrupt) { + if (rmv_interrupt && sdev->rmv_callback == 0) { ret = rte_eth_dev_callback_register(PORT_ID(sdev), RTE_ETH_EVENT_INTR_RMV, failsafe_eth_rmv_event_callback, @@ -150,7 +150,7 @@ fs_dev_configure(struct rte_eth_dev *dev) sdev->rmv_callback = 1; } dev->data->dev_conf.intr_conf.rmv = 0; - if (lsc_interrupt) { + if (lsc_interrupt && sdev->lsc_callback == 0) { ret = rte_eth_dev_callback_register(PORT_ID(sdev), RTE_ETH_EVENT_INTR_LSC, failsafe_eth_lsc_event_callback,