semarj/vagrant — comment on commit 64a26dae1818359bf61fb8aa9fc766bca6101d51
File:  line 0
By semarj:

This reverts the last two commits to this file (mine and rtgibbons'). It adds the error_check => false to handle the case that rtgibbons' commit was for, when there is no ip address, ifdown exits with an error code.