From 175692325bfeea280b105951949e71a5a4b430d1 Mon Sep 17 00:00:00 2001
From: Christian Clason <c.clason@uni-graz.at>
Date: Fri, 28 Jan 2022 09:33:37 +0100
Subject: [PATCH] vim-patch:8.2.4236: accessing freed memory

Problem:    Accessing freed memory.
Solution:   Set the bh_curr pointer to NULL.
https://github.com/vim/vim/commit/166788c657f4b1090a31ea37a023b1f2c78790c8
---
 src/nvim/getchar.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/nvim/getchar.c b/src/nvim/getchar.c
index e3c338c500..55bcfa0e97 100644
--- a/src/nvim/getchar.c
+++ b/src/nvim/getchar.c
@@ -163,6 +163,7 @@ void free_buff(buffheader_T *buf)
     xfree(p);
   }
   buf->bh_first.b_next = NULL;
+  buf->bh_curr = NULL;
 }
 
 /// Return the contents of a buffer as a single string.