[Midnightbsd-cvs] src: linux_ioctl.c: improve allocation/error handling

[laffer1 at midnightbsd.org]

Log Message:
-----------
improve allocation/error handling

Modified Files:
--------------
    src/sys/compat/linux:
        linux_ioctl.c (r1.4 -> r1.5)
        (http://cvsweb.midnightbsd.org/src/sys/compat/linux/linux_ioctl.c?r1=1.4&r2=1.5)