I have applied this patch: https://bugzilla.kernel.org/show_bug.cgi?id=16373#c21 on top of stable 3.17.1 kernel from kernel.org (patch said "Hunk #1 succeeded at 5783 (offset 170 lines)."). I tested it personally on my hardware and this patch fixed this bug (at least on my hardware).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1380249 Title: [Lenovo IdeaPad Y550P] Mute LED indication is inverted To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1380249/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs