From ef6e166374265301ee65d58eb35a0d3157220dd0 Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Thu, 1 Nov 2018 19:33:20 -0700
Subject: linenoise: check for null move in move_cursor.

* linenoise/linenoise.c (move_cursor): Do nothing
if the requested position is current.
---
 linenoise/linenoise.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/linenoise/linenoise.c b/linenoise/linenoise.c
index afc4e187..a7335aae 100644
--- a/linenoise/linenoise.c
+++ b/linenoise/linenoise.c
@@ -1275,6 +1275,9 @@ static void move_cursor_multiline(lino_t *l, int npos)
 
 static void move_cursor(lino_t *l, int npos)
 {
+    if (npos == l->dpos)
+        return;
+
     if (l->mlmode) {
         move_cursor_multiline(l, npos);
     } else {
-- 
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