diff options
Diffstat (limited to 'lib/rhashtable.c')
| -rw-r--r-- | lib/rhashtable.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/rhashtable.c b/lib/rhashtable.c index 42acd81f10db..5ba520b544d7 100644 --- a/lib/rhashtable.c +++ b/lib/rhashtable.c @@ -324,12 +324,14 @@ static int rhashtable_expand(struct rhashtable *ht) static int rhashtable_shrink(struct rhashtable *ht) { struct bucket_table *new_tbl, *old_tbl = rht_dereference(ht->tbl, ht); - unsigned int size; + unsigned int nelems = atomic_read(&ht->nelems); + unsigned int size = 0; int err; ASSERT_RHT_MUTEX(ht); - size = roundup_pow_of_two(atomic_read(&ht->nelems) * 3 / 2); + if (nelems) + size = roundup_pow_of_two(nelems * 3 / 2); if (size < ht->p.min_size) size = ht->p.min_size; |