diff options
Diffstat (limited to 'mm/slab_common.c')
| -rw-r--r-- | mm/slab_common.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c index c26829fe4e37..bde04a699ab6 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -640,6 +640,9 @@ void kmem_cache_destroy(struct kmem_cache *s) bool need_rcu_barrier = false; bool busy = false; + if (unlikely(!s)) + return; + BUG_ON(!is_root_cache(s)); get_online_cpus(); |