diff options
Diffstat (limited to 'mm/slub.c')
| -rw-r--r-- | mm/slub.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c index c9d8a2497fd6..4946488cb5a7 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2227,6 +2227,13 @@ bool slab_free_hook(struct kmem_cache *s, void *x, bool init) return false; /* + * Give KASAN a chance to notice an invalid free operation before we + * modify the object. + */ + if (kasan_slab_pre_free(s, x)) + return false; + + /* * As memory initialization might be integrated into KASAN, * kasan_slab_free and initialization memset's must be * kept together to avoid discrepancies in behavior. |