Merge "system mount: unmount system after checking for TWRP app" into android-9.0
diff --git a/twrp-functions.cpp b/twrp-functions.cpp
index 97387b7..593ad9d 100755
--- a/twrp-functions.cpp
+++ b/twrp-functions.cpp
@@ -1321,6 +1321,7 @@
 		}
 	}
 	DataManager::SetValue("tw_app_installed_in_system", 0);
+	PartitionManager.UnMount_By_Path(PartitionManager.Get_Android_Root_Path(), false);
 	return false;
 }