From ce29998bf9a54e771522503312a7cfd719f7dbcf Mon Sep 17 00:00:00 2001
From: osm0sis <osm0sis@outlook.com>
Date: Sun, 20 Aug 2017 01:00:53 -0300
Subject: [PATCH] AK2: silence possible expected mount stderr with AVB signing

---
 tools/ak2-core.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/ak2-core.sh b/tools/ak2-core.sh
index 06e4898..793f848 100755
--- a/tools/ak2-core.sh
+++ b/tools/ak2-core.sh
@@ -193,7 +193,7 @@ write_boot() {
   if [ -f "$bin/BootSignature_Android.jar" -a -d "$bin/avb" ]; then
     if [ -f "/system/system/bin/dalvikvm" ]; then
       umount /system;
-      umount /system;
+      umount /system 2>/dev/null;
       mkdir /system_root;
       mount -o ro -t auto /dev/block/bootdevice/by-name/system$slot /system_root;
       mount -o bind /system_root/system /system;