From 2486a36af3e7b738468a1acbe6c868314a26ab33 Mon Sep 17 00:00:00 2001
From: Tiago Cunha <tcunha@gmx.com>
Date: Sun, 11 Oct 2009 23:39:37 +0000
Subject: [PATCH] Sync OpenBSD patchset 372:

There is no point setting the scroll region up for line feeds unless scrolling
is actually going to happen, so don't.
---
 tty.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/tty.c b/tty.c
index 03e2882f..8d44adb5 100644
--- a/tty.c
+++ b/tty.c
@@ -1,4 +1,4 @@
-/* $Id: tty.c,v 1.140 2009-10-09 13:11:42 tcunha Exp $ */
+/* $Id: tty.c,v 1.141 2009-10-11 23:39:37 tcunha Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -698,11 +698,10 @@ tty_cmd_linefeed(struct tty *tty, const struct tty_ctx *ctx)
 		return;
 	}
 
-	tty_reset(tty);
-
- 	tty_region(tty, ctx->orupper, ctx->orlower, wp->yoff);
 
 	if (ctx->ocy == ctx->orlower) {
+		tty_reset(tty);
+		tty_region(tty, ctx->orupper, ctx->orlower, wp->yoff);
 		tty_cursor(tty, ctx->ocx, ctx->ocy, wp->xoff, wp->yoff);
 		tty_putc(tty, '\n');
 	}