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-rw-r--r--mm/slab.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/mm/slab.c b/mm/slab.c
index e6c698f55674..bb4070e1079f 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3624,12 +3624,11 @@ void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags)
3624EXPORT_SYMBOL(kmem_cache_alloc); 3624EXPORT_SYMBOL(kmem_cache_alloc);
3625 3625
3626/** 3626/**
3627 * kmem_ptr_validate - check if an untrusted pointer might 3627 * kmem_ptr_validate - check if an untrusted pointer might be a slab entry.
3628 * be a slab entry.
3629 * @cachep: the cache we're checking against 3628 * @cachep: the cache we're checking against
3630 * @ptr: pointer to validate 3629 * @ptr: pointer to validate
3631 * 3630 *
3632 * This verifies that the untrusted pointer looks sane: 3631 * This verifies that the untrusted pointer looks sane;
3633 * it is _not_ a guarantee that the pointer is actually 3632 * it is _not_ a guarantee that the pointer is actually
3634 * part of the slab cache in question, but it at least 3633 * part of the slab cache in question, but it at least
3635 * validates that the pointer can be dereferenced and 3634 * validates that the pointer can be dereferenced and