diff options
Diffstat (limited to 'mm/slab.c')
-rw-r--r-- | mm/slab.c | 5 |
1 files changed, 2 insertions, 3 deletions
@@ -3624,12 +3624,11 @@ void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags) | |||
3624 | EXPORT_SYMBOL(kmem_cache_alloc); | 3624 | EXPORT_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 |