diff options
Diffstat (limited to 'net/tipc/ref.c')
| -rw-r--r-- | net/tipc/ref.c | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/net/tipc/ref.c b/net/tipc/ref.c index 8dea66500cf5..83116892528b 100644 --- a/net/tipc/ref.c +++ b/net/tipc/ref.c @@ -89,7 +89,7 @@ struct ref_table { * have a reference value of 0 (although this is unlikely). */ -static struct ref_table tipc_ref_table = { NULL }; +static struct ref_table tipc_ref_table; static DEFINE_RWLOCK(ref_table_lock); @@ -178,14 +178,12 @@ u32 tipc_ref_acquire(void *object, spinlock_t **lock) next_plus_upper = entry->ref; tipc_ref_table.first_free = next_plus_upper & index_mask; ref = (next_plus_upper & ~index_mask) + index; - } - else if (tipc_ref_table.init_point < tipc_ref_table.capacity) { + } else if (tipc_ref_table.init_point < tipc_ref_table.capacity) { index = tipc_ref_table.init_point++; entry = &(tipc_ref_table.entries[index]); spin_lock_init(&entry->lock); ref = tipc_ref_table.start_mask + index; - } - else { + } else { ref = 0; } write_unlock_bh(&ref_table_lock); @@ -282,23 +280,6 @@ void *tipc_ref_lock(u32 ref) return NULL; } -/** - * tipc_ref_unlock - unlock referenced object - */ - -void tipc_ref_unlock(u32 ref) -{ - if (likely(tipc_ref_table.entries)) { - struct reference *entry; - - entry = &tipc_ref_table.entries[ref & - tipc_ref_table.index_mask]; - if (likely((entry->ref == ref) && (entry->object))) - spin_unlock_bh(&entry->lock); - else - err("Attempt to unlock non-existent reference\n"); - } -} /** * tipc_ref_deref - return pointer referenced object (without locking it) |