From: Pietro Cerutti <gahr@gahr.ch>
Date: Mon, 14 Nov 2016 09:01:30 +0000 (+0000)
Subject: Fix crash when doing collapse_all on an empty folder
X-Git-Tag: neomutt-20161126~20
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=47f0710d55594407b19e8e395e136768127fae8d;p=neomutt

Fix crash when doing collapse_all on an empty folder

Closes: #230
---

diff --git a/curs_main.c b/curs_main.c
index c46a2782b..3b3ce625a 100644
--- a/curs_main.c
+++ b/curs_main.c
@@ -144,6 +144,9 @@ static void collapse_all(MUTTMENU *menu, int toggle)
   THREAD *thread, *top;
   int final;
 
+  if (!Context || (Context->msgcount == 0))
+    return;
+
   /* Figure out what the current message would be after folding / unfolding,
    * so that we can restore the cursor in a sane way afterwards. */
   if (CURHDR->collapsed && toggle)