From: Matthew Daley <mattd@bugfuzz.com>
Date: Mon, 28 Apr 2014 07:05:20 +0000 (+1200)
Subject: floppy: ignore kernel-only members in FDRAWCMD ioctl input
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~223
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ef87dbe7614341c2e7bfe8d32fcb7028cc97442c;p=pandora-kernel.git

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>
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