From a78c2c35099462e4f88113278f3b888f8d186112 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6ran=20Karl?=
 <3951388+JoeKar@users.noreply.github.com>
Date: Thu, 31 Aug 2023 13:53:33 +0200
Subject: [PATCH] actions: Fix the iteration over a slice under modification in
 QuitAll() (#2898)

---
 internal/action/actions.go | 4 +---
 internal/buffer/buffer.go  | 9 +++++++++
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/internal/action/actions.go b/internal/action/actions.go
index 2b36795a..74e701f4 100644
--- a/internal/action/actions.go
+++ b/internal/action/actions.go
@@ -1582,9 +1582,7 @@ func (h *BufPane) QuitAll() bool {
 	}
 
 	quit := func() {
-		for _, b := range buffer.OpenBuffers {
-			b.Close()
-		}
+		buffer.CloseOpenBuffers()
 		screen.Screen.Fini()
 		InfoBar.Close()
 		runtime.Goexit()
diff --git a/internal/buffer/buffer.go b/internal/buffer/buffer.go
index 38461fbf..6365cec0 100644
--- a/internal/buffer/buffer.go
+++ b/internal/buffer/buffer.go
@@ -430,6 +430,15 @@ func NewBuffer(r io.Reader, size int64, path string, startcursor Loc, btype BufT
 	return b
 }
 
+// CloseOpenBuffers removes all open buffers
+func CloseOpenBuffers() {
+	for i, buf := range OpenBuffers {
+		buf.Fini()
+		OpenBuffers[i] = nil
+	}
+	OpenBuffers = OpenBuffers[:0]
+}
+
 // Close removes this buffer from the list of open buffers
 func (b *Buffer) Close() {
 	for i, buf := range OpenBuffers {