From 2b937fe00d8b0b308cce87aee9f70699f8474c1e Mon Sep 17 00:00:00 2001
From: André Twupack <atwupack@mailbox.org>
Date: Sun, 21 Sep 2014 00:29:45 +0200
Subject: vim-patch:7.4.320

Problem:    Possible crash when an BufLeave autocommand deletes the buffer.
Solution:   Check for the window pointer being valid.  Postpone freeing the
            window until autocommands are done. (Yasuhiro Matsumoto)

https://code.google.com/p/vim/source/detail?r=v7-4-320
---
 src/nvim/window.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

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

diff --git a/src/nvim/window.c b/src/nvim/window.c
index f5d8edc751..f41a5d8872 100644
--- a/src/nvim/window.c
+++ b/src/nvim/window.c
@@ -3679,7 +3679,12 @@ win_free (
 
   if (wp != aucmd_win)
     win_remove(wp, tp);
-  free(wp);
+  if (autocmd_busy) {
+    wp->w_next = au_pending_free_win;
+    au_pending_free_win = wp;
+  } else {
+    free(wp);
+  }
 
   unblock_autocmds();
 }
-- 
cgit