[2/5] net/ena: fix dev init for RTE_PROC_SECONDARY
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Commit Message
The check for proc type in eth_ena_dev_init() should appear before
modyfing adapter structure.
Calling memset on ena_adapter from secondary process context, was
erasing all structure information, and it was causing the crash of the
main process.
Fixes: 1173fca25af9 ("ena: add polling-mode driver")
Cc: stable@dpdk.org
Signed-off-by: Michal Krawczyk <mk@semihalf.com>
---
drivers/net/ena/ena_ethdev.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
@@ -1715,19 +1715,20 @@ static int eth_ena_dev_init(struct rte_eth_dev *eth_dev)
static int adapters_found;
bool wd_state;
- memset(adapter, 0, sizeof(struct ena_adapter));
- ena_dev = &adapter->ena_dev;
-
eth_dev->dev_ops = &ena_dev_ops;
eth_dev->rx_pkt_burst = ð_ena_recv_pkts;
eth_dev->tx_pkt_burst = ð_ena_xmit_pkts;
eth_dev->tx_pkt_prepare = ð_ena_prep_pkts;
- adapter->rte_eth_dev_data = eth_dev->data;
- adapter->rte_dev = eth_dev;
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
return 0;
+ memset(adapter, 0, sizeof(struct ena_adapter));
+ ena_dev = &adapter->ena_dev;
+
+ adapter->rte_eth_dev_data = eth_dev->data;
+ adapter->rte_dev = eth_dev;
+
pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
adapter->pdev = pci_dev;