diff options
| author | Mark Brown <broonie@kernel.org> | 2018-12-11 20:44:49 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-12-11 20:44:49 +0000 |
| commit | e6202e8249aa7115af65f2d80b43c132816224ef (patch) | |
| tree | 8865dd722ad55bb5e6bd5d446057395336ed0169 /net/tipc/node.c | |
| parent | 2b96edb570709d6ca2e06842941c4bdf04b55f47 (diff) | |
| parent | d407c81adae57041ba82577e604e351f36b8afce (diff) | |
Merge branch 'for-linus' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator into regulator-4.21
Diffstat (limited to 'net/tipc/node.c')
| -rw-r--r-- | net/tipc/node.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/tipc/node.c b/net/tipc/node.c index 2afc4f8c37a7..488019766433 100644 --- a/net/tipc/node.c +++ b/net/tipc/node.c @@ -584,12 +584,15 @@ static void tipc_node_clear_links(struct tipc_node *node) /* tipc_node_cleanup - delete nodes that does not * have active links for NODE_CLEANUP_AFTER time */ -static int tipc_node_cleanup(struct tipc_node *peer) +static bool tipc_node_cleanup(struct tipc_node *peer) { struct tipc_net *tn = tipc_net(peer->net); bool deleted = false; - spin_lock_bh(&tn->node_list_lock); + /* If lock held by tipc_node_stop() the node will be deleted anyway */ + if (!spin_trylock_bh(&tn->node_list_lock)) + return false; + tipc_node_write_lock(peer); if (!node_is_up(peer) && time_after(jiffies, peer->delete_at)) { |