From fa09e46ed9bf755f77cfd90dc3de9d7e9b76eaec Mon Sep 17 00:00:00 2001
From: holger krekel <holger@merlinux.eu>
Date: Sat, 20 Jul 2019 12:37:51 +0200
Subject: [PATCH] another pace where we might (and in my case did) get invalid
 utf8

---
 src/dc_simplify.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/dc_simplify.rs b/src/dc_simplify.rs
index bf5162300..45c963e03 100644
--- a/src/dc_simplify.rs
+++ b/src/dc_simplify.rs
@@ -225,7 +225,8 @@ unsafe fn dc_simplify_simplify_plain_text(
                     pending_linebreaks -= 1
                 }
             }
-            ret += &to_string(line);
+            // the incoming message might contain invalid UTF8
+            ret += &to_string_lossy(line);
             content_lines_added += 1;
             pending_linebreaks = 1i32
         }