K 10
svn:author
V 2
np
K 8
svn:date
V 27
2016-03-20T05:01:40.532549Z
K 7
svn:log
V 239
MFC r277759 (by jhb@)

Fix a couple of panics when detaching from a cxgbe/cxl interface that was
never brought up:
- Allow NULL to be passed to sglist_free().
- Don't try to stop an interface that was never fully initialized.

PR:		208136

END