diff --git a/include/linux/mm.h b/include/linux/mm.h
index 5bfc36320e3c..1744081a34d4 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1726,7 +1726,7 @@ struct frame_vector {
 	unsigned int nr_frames;	/* Number of frames stored in ptrs array */
 	bool got_ref;		/* Did we pin pages by getting page ref? */
 	bool is_pfns;		/* Does array contain pages or pfns? */
-	void *ptrs[0];		/* Array of pinned pfns / pages. Use
+	void *ptrs[];		/* Array of pinned pfns / pages. Use
 				 * pfns_vector_pages() or pfns_vector_pfns()
 				 * for access */
 };