1 files changed, 1 insertions, 1 deletions

diff --git a/mm/slab.c b/mm/slab.c
index c7576b9027a6..9d3550086c93 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3541,7 +3541,7 @@ EXPORT_SYMBOL(kmem_cache_zalloc);
  *
  * Currently only used for dentry validation.
  */
-int fastcall kmem_ptr_validate(struct kmem_cache *cachep, void *ptr)
+int fastcall kmem_ptr_validate(struct kmem_cache *cachep, const void *ptr)
 {
         unsigned long addr = (unsigned long)ptr;
         unsigned long min_addr = PAGE_OFFSET;