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path: root/net/tipc/link.c
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Diffstat (limited to 'net/tipc/link.c')
-rw-r--r--net/tipc/link.c32
1 files changed, 16 insertions, 16 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c
index b5e895c6f1aa..1dda46e5dd83 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1547,7 +1547,7 @@ static struct tipc_node *tipc_link_find_owner(struct net *net,
*bearer_id = 0;
rcu_read_lock();
list_for_each_entry_rcu(n_ptr, &tn->node_list, list) {
- tipc_node_lock(n_ptr);
+ tipc_node_read_lock(n_ptr);
for (i = 0; i < MAX_BEARERS; i++) {
l_ptr = n_ptr->links[i].link;
if (l_ptr && !strcmp(l_ptr->name, link_name)) {
@@ -1556,7 +1556,7 @@ static struct tipc_node *tipc_link_find_owner(struct net *net,
break;
}
}
- tipc_node_unlock(n_ptr);
+ tipc_node_read_unlock(n_ptr);
if (found_node)
break;
}
@@ -1658,7 +1658,7 @@ int tipc_nl_link_set(struct sk_buff *skb, struct genl_info *info)
if (!node)
return -EINVAL;
- tipc_node_lock(node);
+ tipc_node_read_lock(node);
link = node->links[bearer_id].link;
if (!link) {
@@ -1699,7 +1699,7 @@ int tipc_nl_link_set(struct sk_buff *skb, struct genl_info *info)
}
out:
- tipc_node_unlock(node);
+ tipc_node_read_unlock(node);
return res;
}
@@ -1898,10 +1898,10 @@ int tipc_nl_link_dump(struct sk_buff *skb, struct netlink_callback *cb)
list_for_each_entry_continue_rcu(node, &tn->node_list,
list) {
- tipc_node_lock(node);
+ tipc_node_read_lock(node);
err = __tipc_nl_add_node_links(net, &msg, node,
&prev_link);
- tipc_node_unlock(node);
+ tipc_node_read_unlock(node);
if (err)
goto out;
@@ -1913,10 +1913,10 @@ int tipc_nl_link_dump(struct sk_buff *skb, struct netlink_callback *cb)
goto out;
list_for_each_entry_rcu(node, &tn->node_list, list) {
- tipc_node_lock(node);
+ tipc_node_read_lock(node);
err = __tipc_nl_add_node_links(net, &msg, node,
&prev_link);
- tipc_node_unlock(node);
+ tipc_node_read_unlock(node);
if (err)
goto out;
@@ -1967,16 +1967,16 @@ int tipc_nl_link_get(struct sk_buff *skb, struct genl_info *info)
if (!node)
return -EINVAL;
- tipc_node_lock(node);
+ tipc_node_read_lock(node);
link = node->links[bearer_id].link;
if (!link) {
- tipc_node_unlock(node);
+ tipc_node_read_unlock(node);
nlmsg_free(msg.skb);
return -EINVAL;
}
err = __tipc_nl_add_link(net, &msg, link, 0);
- tipc_node_unlock(node);
+ tipc_node_read_unlock(node);
if (err) {
nlmsg_free(msg.skb);
return err;
@@ -2021,18 +2021,18 @@ int tipc_nl_link_reset_stats(struct sk_buff *skb, struct genl_info *info)
node = tipc_link_find_owner(net, link_name, &bearer_id);
if (!node)
return -EINVAL;
+
le = &node->links[bearer_id];
- tipc_node_lock(node);
+ tipc_node_read_lock(node);
spin_lock_bh(&le->lock);
link = le->link;
if (!link) {
- tipc_node_unlock(node);
+ spin_unlock_bh(&le->lock);
+ tipc_node_read_unlock(node);
return -EINVAL;
}
-
link_reset_statistics(link);
spin_unlock_bh(&le->lock);
- tipc_node_unlock(node);
-
+ tipc_node_read_unlock(node);
return 0;
}