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path: root/drivers/infiniband/ulp/ipoib
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Diffstat (limited to 'drivers/infiniband/ulp/ipoib')
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib.h1
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c1
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_verbs.c4
3 files changed, 0 insertions, 6 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h
index 66a897567ea..b8753222c87 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib.h
+++ b/drivers/infiniband/ulp/ipoib/ipoib.h
@@ -277,7 +277,6 @@ struct ipoib_dev_priv {
unsigned long flags;
- struct mutex mcast_mutex;
struct mutex vlan_mutex;
struct rb_root path_tree;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index b3fd7e8333c..8be9ea0436e 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1072,7 +1072,6 @@ static void ipoib_setup(struct net_device *dev)
spin_lock_init(&priv->lock);
spin_lock_init(&priv->tx_lock);
- mutex_init(&priv->mcast_mutex);
mutex_init(&priv->vlan_mutex);
INIT_LIST_HEAD(&priv->path_list);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
index 96f9aa79cbb..f50ebe0643e 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
@@ -61,9 +61,7 @@ int ipoib_mcast_attach(struct net_device *dev, u16 mlid, union ib_gid *mgid)
}
/* attach QP to multicast group */
- mutex_lock(&priv->mcast_mutex);
ret = ib_attach_mcast(priv->qp, mgid, mlid);
- mutex_unlock(&priv->mcast_mutex);
if (ret)
ipoib_warn(priv, "failed to attach to multicast group, ret = %d\n", ret);
@@ -77,9 +75,7 @@ int ipoib_mcast_detach(struct net_device *dev, u16 mlid, union ib_gid *mgid)
struct ipoib_dev_priv *priv = netdev_priv(dev);
int ret;
- mutex_lock(&priv->mcast_mutex);
ret = ib_detach_mcast(priv->qp, mgid, mlid);
- mutex_unlock(&priv->mcast_mutex);
if (ret)
ipoib_warn(priv, "ib_detach_mcast failed (result = %d)\n", ret);