tty: audit: Track tty association with dev_t

Use dev_t instead of separate major/minor fields to track tty
audit buffer association.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Hurley 2016-01-09 22:55:32 -08:00 • committed by Greg Kroah-Hartman
commit 4d240b6442