diff --git a/mm/slab.c b/mm/slab.c
index 918f04f7fef1a3b8a19bd4fdbbb1f407fecec90d..e76eee46688619bd65c110f934cab134dd698e27 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -4472,4 +4472,3 @@ size_t ksize(const void *objp)
 
 	return obj_size(virt_to_cache(objp));
 }
-EXPORT_SYMBOL(ksize);
diff --git a/mm/slob.c b/mm/slob.c
index d8fbd4d1bfa7e6fee9d538929349a0efd4740ca8..4c82dd41f32eae2ff2274f3d2b1d78e8e45fbb43 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -519,7 +519,6 @@ size_t ksize(const void *block)
 	else
 		return sp->page.private;
 }
-EXPORT_SYMBOL(ksize);
 
 struct kmem_cache {
 	unsigned int size, align;
diff --git a/mm/slub.c b/mm/slub.c
index b7e2cd5d82dbd34577962e56d436dd94bd455b64..c26d4c36fba9bbafde6d258aa84d3e3f284dc33a 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2715,7 +2715,6 @@ size_t ksize(const void *object)
 	 */
 	return s->size;
 }
-EXPORT_SYMBOL(ksize);
 
 void kfree(const void *x)
 {