rhashtable: initialize atomic nelems variable

Signed-off-by: Ying Xue <[email protected]>
Cc: Thomas Graf <[email protected]>
Acked-by: Thomas Graf <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: ying-xue

lib/rhashtable.c

@@ -847,6 +847,7 @@ int rhashtable_init(struct rhashtable *ht, struct rhashtable_params *params)
 	if (tbl == NULL)
 		return -ENOMEM;
 
+	atomic_set(&ht->nelems, 0);
 	atomic_set(&ht->shift, ilog2(tbl->size));
 	RCU_INIT_POINTER(ht->tbl, tbl);
 	RCU_INIT_POINTER(ht->future_tbl, tbl);