Revert r271735. The comment is absolutely correct, we do not support 802.1p priority tagging. I got confused with the packet tagged and packet to be tagged.

Spotted by:	glebius


git-svn-id: svn+ssh://svn.freebsd.org/base/head@271738 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f