diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index 35a9bcd..5947c81 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -2712,7 +2712,7 @@ static bool __io_complete_rw_common(struct io_kiocb *req, long res)
 	return false;
 }
 
-static inline int io_fixup_rw_res(struct io_kiocb *req, unsigned res)
+static inline int io_fixup_rw_res(struct io_kiocb *req, long res)
 {
 	struct io_async_rw *io = req->async_data;