[dpdk-dev] [PATCH v2] net/bonding: clear dev_started if start fails
Chas Williams
3chas3 at gmail.com
Fri Mar 23 18:05:32 CET 2018
From: "Charles (Chas) Williams" <chas3 at att.com>
There are several error paths where the bonding device may not start.
Clear dev_started before we return if we take one of these paths.
Fixes: 2efb58cbab ("bond: new link bonding library")
Cc: stable at dpdk.org
Signed-off-by: Chas Williams <chas3 at att.com>
---
drivers/net/bonding/rte_eth_bond_pmd.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
index b59ba9f7c..1decd8bed 100644
--- a/drivers/net/bonding/rte_eth_bond_pmd.c
+++ b/drivers/net/bonding/rte_eth_bond_pmd.c
@@ -2034,7 +2034,7 @@ bond_ethdev_start(struct rte_eth_dev *eth_dev)
if (internals->slave_count == 0) {
RTE_BOND_LOG(ERR, "Cannot start port since there are no slave devices");
- return -1;
+ goto out_err;
}
if (internals->user_defined_mac == 0) {
@@ -2045,18 +2045,18 @@ bond_ethdev_start(struct rte_eth_dev *eth_dev)
new_mac_addr = &internals->slaves[i].persisted_mac_addr;
if (new_mac_addr == NULL)
- return -1;
+ goto out_err;
if (mac_address_set(eth_dev, new_mac_addr) != 0) {
RTE_BOND_LOG(ERR, "bonded port (%d) failed to update MAC address",
eth_dev->data->port_id);
- return -1;
+ goto out_err;
}
}
/* Update all slave devices MACs*/
if (mac_address_slaves_update(eth_dev) != 0)
- return -1;
+ goto out_err;
/* If bonded device is configure in promiscuous mode then re-apply config */
if (internals->promiscuous_en)
@@ -2081,7 +2081,7 @@ bond_ethdev_start(struct rte_eth_dev *eth_dev)
"bonded port (%d) failed to reconfigure slave device (%d)",
eth_dev->data->port_id,
internals->slaves[i].port_id);
- return -1;
+ goto out_err;
}
/* We will need to poll for link status if any slave doesn't
* support interrupts
@@ -2089,6 +2089,7 @@ bond_ethdev_start(struct rte_eth_dev *eth_dev)
if (internals->slaves[i].link_status_poll_enabled)
internals->link_status_polling_enabled = 1;
}
+
/* start polling if needed */
if (internals->link_status_polling_enabled) {
rte_eal_alarm_set(
@@ -2108,6 +2109,10 @@ bond_ethdev_start(struct rte_eth_dev *eth_dev)
bond_tlb_enable(internals);
return 0;
+
+out_err:
+ eth_dev->data->dev_started = 0;
+ return -1;
}
static void
--
2.13.6
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