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-rw-r--r--mm/kasan/generic.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/mm/kasan/generic.c b/mm/kasan/generic.c
index 98c451a3b01f..f212b9ae57b5 100644
--- a/mm/kasan/generic.c
+++ b/mm/kasan/generic.c
@@ -381,8 +381,20 @@ void kasan_save_free_info(struct kmem_cache *cache,
*(u8 *)kasan_mem_to_shadow(object) = KASAN_SLAB_FREETRACK;
}
+struct kasan_track *kasan_get_alloc_track(struct kmem_cache *cache,
+ void *object)
+{
+ struct kasan_alloc_meta *alloc_meta;
+
+ alloc_meta = kasan_get_alloc_meta(cache, object);
+ if (!alloc_meta)
+ return NULL;
+
+ return &alloc_meta->alloc_track;
+}
+
struct kasan_track *kasan_get_free_track(struct kmem_cache *cache,
- void *object, u8 tag)
+ void *object, u8 tag)
{
if (*(u8 *)kasan_mem_to_shadow(object) != KASAN_SLAB_FREETRACK)
return NULL;