diff --git a/net/socket.c b/net/socket.c
index 7d44453dfae1..b09eb9036a17 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -777,9 +777,6 @@ static ssize_t sock_aio_write(struct kiocb *iocb, const struct iovec *iov,
 	if (pos != 0)
 		return -ESPIPE;
 
-	if (iocb->ki_left == 0)	/* Match SYS5 behaviour */
-		return 0;
-
 	x = alloc_sock_iocb(iocb, &siocb);
 	if (!x)
 		return -ENOMEM;