tree 3fe51b6b5d0744320c1f785f9d2dadb01f789de1
parent 89ca3b881987f5a4be4c5dbaa7f0df12bbdde2fd
author Matthew Daley <mattd@bugfuzz.com> 1398668720 +1200
committer Linus Torvalds <torvalds@linux-foundation.org> 1399301215 -0700

floppy: ignore kernel-only members in FDRAWCMD ioctl input

Always clear out these floppy_raw_cmd struct members after copying the
entire structure from userspace so that the in-kernel version is always
valid and never left in an interdeterminate state.

Signed-off-by: Matthew Daley <mattd@bugfuzz.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>