diff options
| author | Jan Kara <jack@suse.cz> | 2019-11-06 10:52:10 +0100 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2019-11-06 10:52:10 +0100 |
| commit | dae82c7fd0926840c832151f3258ba751f73d348 (patch) | |
| tree | 5cdef8359f6cfb964919ffb0bfa36d2de60140b1 /drivers/infiniband/core/device.c | |
| parent | a9913d7eafa74eb2e34e26aa31fe80449b999f8e (diff) | |
| parent | a0828b6ccbdfd46afbbaa9f28df359081c29109b (diff) | |
Pull series refactoring quota enabling and disabling code.
Diffstat (limited to 'drivers/infiniband/core/device.c')
| -rw-r--r-- | drivers/infiniband/core/device.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 99c4a55545cf..2dd2cfe9b561 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -1987,8 +1987,6 @@ static int iw_query_port(struct ib_device *device, if (!netdev) return -ENODEV; - dev_put(netdev); - port_attr->max_mtu = IB_MTU_4096; port_attr->active_mtu = ib_mtu_int_to_enum(netdev->mtu); @@ -1996,19 +1994,22 @@ static int iw_query_port(struct ib_device *device, port_attr->state = IB_PORT_DOWN; port_attr->phys_state = IB_PORT_PHYS_STATE_DISABLED; } else { - inetdev = in_dev_get(netdev); + rcu_read_lock(); + inetdev = __in_dev_get_rcu(netdev); if (inetdev && inetdev->ifa_list) { port_attr->state = IB_PORT_ACTIVE; port_attr->phys_state = IB_PORT_PHYS_STATE_LINK_UP; - in_dev_put(inetdev); } else { port_attr->state = IB_PORT_INIT; port_attr->phys_state = IB_PORT_PHYS_STATE_PORT_CONFIGURATION_TRAINING; } + + rcu_read_unlock(); } + dev_put(netdev); err = device->ops.query_port(device, port_num, port_attr); if (err) return err; |