===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/sshbuf-misc.c,v
retrieving revision 1.9
retrieving revision 1.10
diff -u -r1.9 -r1.10
--- src/usr.bin/ssh/sshbuf-misc.c	2019/07/16 13:18:39	1.9
+++ src/usr.bin/ssh/sshbuf-misc.c	2019/07/18 13:26:00	1.10
@@ -1,4 +1,4 @@
-/*	$OpenBSD: sshbuf-misc.c,v 1.9 2019/07/16 13:18:39 djm Exp $	*/
+/*	$OpenBSD: sshbuf-misc.c,v 1.10 2019/07/18 13:26:00 djm Exp $	*/
 /*
  * Copyright (c) 2011 Damien Miller
  *
@@ -110,7 +110,7 @@
 			if (i % 70 == 69 && (r = sshbuf_put_u8(b64, '\n')) != 0)
 				goto fail;
 		}
-		if (i % 70 != 69 && (r = sshbuf_put_u8(b64, '\n')) != 0)
+		if ((i - 1) % 70 != 69 && (r = sshbuf_put_u8(b64, '\n')) != 0)
 			goto fail;
 	} else {
 		if ((r = sshbuf_put(b64, s, strlen(s))) != 0)