clocksource/drivers/timer-atmel-pit: Enable mck clock

[cascardo/linux.git] / lib / rhashtable.c

diff --git a/lib/rhashtable.c b/lib/rhashtable.c
index 42acd81..5ba520b 100644 (file)
--- 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;