Hi, if you are not sure about what you are doing on OpenStreetMap just don't upload your contributions. 

Here is a good start https://welcome.openstreetmap.org/ to understanding what OpenStreetMap is and how to contribute usefully. 

I am reverting this changeset as it doesn't make OpenStreetMap any better. 

Find out what the tag you added implies https://wiki.openstreetmap.org/wiki/Tag:tunnel=building%20passage