staging: lustre: echo_copy.._lsm() dereferences userland pointers directly

commit 9225c0b7b9 upstream.

missing get_user()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
[ luis: backported to 3.16: adjusted context ]
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
This commit is contained in:
Al Viro 2015-12-01 19:52:12 +00:00 • committed by Luis Henriques
commit a372f7801d