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-rw-r--r--mm/slub.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/mm/slub.c b/mm/slub.c
index e6c030e47364..8834563cdb4b 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1432,7 +1432,9 @@ static inline bool slab_free_freelist_hook(struct kmem_cache *s,
void *old_tail = *tail ? *tail : *head;
int rsize;
- if (slab_want_init_on_free(s))
+ if (slab_want_init_on_free(s)) {
+ void *p = NULL;
+
do {
object = next;
next = get_freepointer(s, object);
@@ -1445,8 +1447,10 @@ static inline bool slab_free_freelist_hook(struct kmem_cache *s,
: 0;
memset((char *)object + s->inuse, 0,
s->size - s->inuse - rsize);
- set_freepointer(s, object, next);
+ set_freepointer(s, object, p);
+ p = object;
} while (object != old_tail);
+ }
/*
* Compiler cannot detect this function can be removed if slab_free_hook()