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authorDoug Ledford <dledford@redhat.com>2017-08-24 20:25:15 -0400
committerDoug Ledford <dledford@redhat.com>2017-08-24 20:25:15 -0400
commita1139697adac394ce1fb06410b914f070b314f64 (patch)
tree34beeb4d2030ac0c6accadedadde2b8b6fb23002 /drivers/infiniband/ulp/ipoib/ipoib_main.c
parentRDMA/i40iw: Remove unused argument (diff)
parentIB/mlx5: Report mlx5 enhanced multi packet WQE capability (diff)
downloadlinux-dev-a1139697adac394ce1fb06410b914f070b314f64.tar.xz
linux-dev-a1139697adac394ce1fb06410b914f070b314f64.zip
Merge branch 'mellanox' into k.o/for-next
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_main.c')
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 4c7a4887077f..bac95b509a9b 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1893,6 +1893,7 @@ static void ipoib_build_priv(struct net_device *dev)
spin_lock_init(&priv->lock);
init_rwsem(&priv->vlan_rwsem);
mutex_init(&priv->mcast_mutex);
+ mutex_init(&priv->sysfs_mutex);
INIT_LIST_HEAD(&priv->path_list);
INIT_LIST_HEAD(&priv->child_intfs);
@@ -2242,13 +2243,7 @@ static struct net_device *ipoib_add_port(const char *format,
INIT_IB_EVENT_HANDLER(&priv->event_handler,
priv->ca, ipoib_event);
- result = ib_register_event_handler(&priv->event_handler);
- if (result < 0) {
- printk(KERN_WARNING "%s: ib_register_event_handler failed for "
- "port %d (ret = %d)\n",
- hca->name, port, result);
- goto event_failed;
- }
+ ib_register_event_handler(&priv->event_handler);
result = register_netdev(priv->dev);
if (result) {
@@ -2281,8 +2276,6 @@ register_failed:
set_bit(IPOIB_STOP_NEIGH_GC, &priv->flags);
cancel_delayed_work(&priv->neigh_reap_task);
flush_workqueue(priv->wq);
-
-event_failed:
ipoib_dev_cleanup(priv->dev);
device_init_failed:
@@ -2352,7 +2345,11 @@ static void ipoib_remove_one(struct ib_device *device, void *client_data)
cancel_delayed_work(&priv->neigh_reap_task);
flush_workqueue(priv->wq);
+ /* Wrap rtnl_lock/unlock with mutex to protect sysfs calls */
+ mutex_lock(&priv->sysfs_mutex);
unregister_netdev(priv->dev);
+ mutex_unlock(&priv->sysfs_mutex);
+
rn->free_rdma_netdev(priv->dev);
list_for_each_entry_safe(cpriv, tcpriv, &priv->child_intfs, list)