tree 795c3eeded585f0753f891184efe16fca8e51274
parent 7e041abf79c1b555b9d117d4a319b505ee601f55
author Peter Hurley <peter@hurleysoftware.com> 1415208384 -0500
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1415247510 -0800

tty: Replace open-coded test with tty_hung_up_p()

tty_hung_up_p() is equivalent to the open-coded test in tty_open().

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>