Nefelim4ag/systemd-swap — pull request #13 by felixonmars (2014-07-02 08:05:37+00:00)
Title: Fix: don't fail when there's no swapd

```
blkid -t TYPE=swap -o device
```
Will return "2" if there's no swap device, thus the script stops here. Adding `|| :` like others will work it out.