use enumerator instead of slurping it

2015-11-18 22:49:54 -03:00 · 2015-11-18 22:49:54 -03:00 · 10ef1cae8e
parent 8dd0434386
commit 10ef1cae8e
1 changed files with 1 additions and 1 deletions
--- a/lib/lxc/start_ephemeral.rb
+++ b/lib/lxc/start_ephemeral.rb
@ -41,7 +41,7 @@ module LXC
    private

    def new_overlay?
-      @new_overlay ||= File.readlines('/proc/filesystems').include?("nodev\toverlay\n")
+      @new_overlay ||= File.open('/proc/filesystems').grep(/nodev\s+overlay/).any?
    end

    def random_mac