Remove multiple double-initializations of condition variables and mutexes

- `slabs_rebalance_lock`
- `slab_rebalance_cond`
- `maintenance_lock`
- `lru_crawler_lock`
- `lru_crawler_cond`
- `lru_maintainer_lock`

1 files changed, 1 insertions, 4 deletions

diff --git a/items.c b/items.c
index 7c964ce..f8250a8 100644
--- a/items.c
+++ b/items.c
@@ -1722,10 +1722,7 @@ void lru_maintainer_resume(void) {
 }
 
 int init_lru_maintainer(void) {
-    if (lru_maintainer_initialized == 0) {
-        pthread_mutex_init(&lru_maintainer_lock, NULL);
-        lru_maintainer_initialized = 1;
-    }
+    lru_maintainer_initialized = 1;
     return 0;
 }