K 10
svn:author
V 3
pjd
K 8
svn:date
V 27
2011-11-19T10:28:06.990680Z
K 7
svn:log
V 203
MFC r226617:

zfs vdev_file_io_start: validate vdev before using vdev_tsd

vdev_tsd can be NULL for certain vdev states.
At least in userland testing with ztest.

Submitted by:	avg
Approved by:	re (kib)

END