From a7d36b732070944aab614944075ec0b409311482 Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Tue, 31 Jan 2023 21:13:38 +0000
Subject: patch 9.0.1270: crash when using search stat in narrow screen

Problem:    Crash when using search stat in narrow screen.
Solution:   Check length of message. (closes #11921)
---
 src/search.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/search.c')

diff --git a/src/search.c b/src/search.c
index 9c8cf95d8..1e4464b0c 100644
--- a/src/search.c
+++ b/src/search.c
@@ -3154,7 +3154,11 @@ cmdline_search_stat(
 	len += 2;
     }
 
-    mch_memmove(msgbuf + STRLEN(msgbuf) - len, t, len);
+    size_t msgbuf_len = STRLEN(msgbuf);
+    if (len > msgbuf_len)
+	len = msgbuf_len;
+    mch_memmove(msgbuf + msgbuf_len - len, t, len);
+
     if (dirc == '?' && stat.cur == maxcount + 1)
 	stat.cur = -1;
 
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