[Midnightbsd-cvs] src: devfs_vnops.c: this should stop one of the two attacks on devfs

[laffer1 at midnightbsd.org]

Log Message:
-----------
this should stop one of the two attacks on devfs found in freebsd

Modified Files:
--------------
    src/sys/fs/devfs:
        devfs_vnops.c (r1.3 -> r1.4)
        (http://cvsweb.midnightbsd.org/src/sys/fs/devfs/devfs_vnops.c?r1=1.3&r2=1.4)