diff options
Diffstat (limited to 'drivers/infiniband/hw/usnic')
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_ib_main.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_main.c b/drivers/infiniband/hw/usnic/usnic_ib_main.c index d88d9f8a7f9a..34c1f9d6c915 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_main.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_main.c @@ -427,11 +427,16 @@ static void *usnic_ib_device_add(struct pci_dev *dev) if (netif_carrier_ok(us_ibdev->netdev)) usnic_fwd_carrier_up(us_ibdev->ufdev); - ind = in_dev_get(netdev); - if (ind->ifa_list) - usnic_fwd_add_ipaddr(us_ibdev->ufdev, - ind->ifa_list->ifa_address); - in_dev_put(ind); + rcu_read_lock(); + ind = __in_dev_get_rcu(netdev); + if (ind) { + const struct in_ifaddr *ifa; + + ifa = rcu_dereference(ind->ifa_list); + if (ifa) + usnic_fwd_add_ipaddr(us_ibdev->ufdev, ifa->ifa_address); + } + rcu_read_unlock(); usnic_mac_ip_to_gid(us_ibdev->netdev->perm_addr, us_ibdev->ufdev->inaddr, &gid.raw[0]); |