K 10
svn:author
V 3
jhb
K 8
svn:date
V 27
2011-06-03T13:47:05.024747Z
K 7
svn:log
V 275
Properly return an ENOBUFS error if a write to a tun(4) device fails
due to m_uiotombuf() failing.

While here, trim unneeded error handling related to tuninit() since it
can never fail.

Submitted by:	Martin Birgmeier  la5lbtyi aon at
Reviewed by:	glebius
MFC after:	1 week

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