diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h
index b48570eaa449..93c9044ec3fe 100644
--- a/include/linux/io_uring_types.h
+++ b/include/linux/io_uring_types.h
@@ -373,7 +373,6 @@ struct io_ring_ctx {
 	struct io_restriction		restrictions;
 
 	/* slow path rsrc auxilary data, used by update/register */
-	struct io_mapped_ubuf		*dummy_ubuf;
 	struct io_rsrc_data		*file_data;
 	struct io_rsrc_data		*buf_data;