diff options
Diffstat (limited to 'net/tipc/handler.c')
| -rw-r--r-- | net/tipc/handler.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/net/tipc/handler.c b/net/tipc/handler.c index 1fabf160501f..b36f0fcd9bdf 100644 --- a/net/tipc/handler.c +++ b/net/tipc/handler.c @@ -56,12 +56,12 @@ unsigned int tipc_k_signal(Handler routine, unsigned long argument) { struct queue_item *item; - spin_lock_bh(&qitem_lock); if (!handler_enabled) { - spin_unlock_bh(&qitem_lock); + pr_err("Signal request ignored by handler\n"); return -ENOPROTOOPT; } + spin_lock_bh(&qitem_lock); item = kmem_cache_alloc(tipc_queue_item_cache, GFP_ATOMIC); if (!item) { pr_err("Signal queue out of memory\n"); @@ -112,14 +112,10 @@ void tipc_handler_stop(void) struct list_head *l, *n; struct queue_item *item; - spin_lock_bh(&qitem_lock); - if (!handler_enabled) { - spin_unlock_bh(&qitem_lock); + if (!handler_enabled) return; - } - handler_enabled = 0; - spin_unlock_bh(&qitem_lock); + handler_enabled = 0; tasklet_kill(&tipc_tasklet); spin_lock_bh(&qitem_lock); |