From: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> Date: Fri, 27 Nov 2015 14:18:39 -0500 > The N_X25 line discipline may access the previous line discipline's closed > and already-freed private data on open [1]. > > The tty->disc_data field _never_ refers to valid data on entry to the > line discipline's open() method. Rather, the ldisc is expected to > initialize that field for its own use for the lifetime of the instance > (ie. from open() to close() only). ... > Reported-and-tested-by: Sasha Levin <sasha.levin@xxxxxxxxxx> > Cc: <stable@xxxxxxxxxxxxxxx> > Signed-off-by: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html