From aa66f2487edde49b9a5ba10cd70d706d06a94e25 Mon Sep 17 00:00:00 2001
From: Shougo Matsushita <Shougo.Matsu@gmail.com>
Date: Tue, 16 Sep 2014 19:32:25 +0900
Subject: vim-patch:7.4.369

Problem:    Using freed memory when exiting while compiled with EXITFREE.
Solution:   Set curwin to NULL and check for that. (Dominique Pelle)

https://code.google.com/p/vim/source/detail?r=v7-4-369
---
 src/nvim/buffer.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/nvim/buffer.c')

diff --git a/src/nvim/buffer.c b/src/nvim/buffer.c
index 7afa663fe3..11171617ef 100644
--- a/src/nvim/buffer.c
+++ b/src/nvim/buffer.c
@@ -4425,8 +4425,8 @@ linenr_T buf_delsign(
     }
 
     /* When deleted the last sign needs to redraw the windows to remove the
-     * sign column. */
-    if (buf->b_signlist == NULL) {
+     * sign column. Not when curwin is NULL (this means we're exiting). */
+    if (buf->b_signlist != NULL && curwin != NULL) {
         redraw_buf_later(buf, NOT_VALID);
         changed_cline_bef_curs();
     }
-- 
cgit