diff --git a/mm/cma.c b/mm/cma.c
index 4a978e09547a..30b6ca30009b 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -500,7 +500,7 @@ struct page *cma_alloc(struct cma *cma, unsigned long count,
 	 */
 	if (page) {
 		for (i = 0; i < count; i++)
-			page_kasan_tag_reset(page + i);
+			page_kasan_tag_reset(nth_page(page, i));
 	}
 
 	if (ret && !no_warn) {