Not passing variable to reset function

[null93]

On product save this came up:

Notice: Only variables should be passed by reference in /home/jetrails/src/[REDACTED]/magento/app/code/JetRails/Varnish/Observer/Save/Product.php on line 77

product would not be saved.

To remedy the issue [REDACTED] modified:

app/code/JetRails/Varnish/Observer/Save/Product.php

[REDACTED FILE]

[null93]

This same issue can be found in app/code/JetRails/Varnish/Observer/Save/Page.php