slab_index() returns index of an object within a slab
which is at most u15 (or u16?).
Iterators additionally guarantee that "p >= addr".
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---
mm/slub.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/slub.c b/mm/slub.c
index ce71665e266c..04c8348b8ce9 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -311,7 +311,7 @@ static inline void set_freepointer(struct kmem_cache *s, void *object, void *fp)
__p += (__s)->size, __idx++)
/* Determine object index from a given position */
-static inline int slab_index(void *p, struct kmem_cache *s, void *addr)
+static inline unsigned int slab_index(void *p, struct kmem_cache *s, void *addr)
{
return (p - addr) / s->size;
}
--
2.13.6
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