K 10
svn:author
V 6
marius
K 8
svn:date
V 27
2007-12-20T00:31:04.000000Z
K 7
svn:log
V 234
In openprom_ioctl() ensure appropriate permissions and that data isn't
NULL and doesn't point to a NULL pointer before dereferencing it. This
fixes a panic triggered by Xorg 7.3.

Reported and tested by:	Bill Green
MFC after:		3 days

END