K 10
svn:author
V 6
marius
K 8
svn:date
V 27
2007-12-23T11:31:24.000000Z
K 7
svn:log
V 175
MFC: 1.8

In openprom_ioctl() ensure appropriate permissions and that data isn't
NULL and doesn't point to a NULL pointer before dereferencing it.

Approved by:	re (kensmith)

END