net: netrom: Add missing annotation for nr_neigh_start()

Sparse reports a warning at nr_neigh_start()
warning: context imbalance in nr_neigh_start() - wrong count at exit
The root cause is the missing annotation at nr_neigh_start()
Add the missing __acquires(&nr_neigh_list_lock) annotation

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jules Irenge 2020-02-23 23:16:53 +00:00 committed by David S. Miller
parent 0eb713fb66
commit 2d6b6acfce

View File

@ -895,6 +895,7 @@ const struct seq_operations nr_node_seqops = {
};
static void *nr_neigh_start(struct seq_file *seq, loff_t *pos)
__acquires(&nr_neigh_list_lock)
{
spin_lock_bh(&nr_neigh_list_lock);
return seq_hlist_start_head(&nr_neigh_list, *pos);