Bug#655377: [ideapad_laptop] NULL pointer dereference turning off backlight with fn key

To: Artem X <artem.brz@gmail.com>
Cc: 655377@bugs.debian.org
Subject: Bug#655377: [ideapad_laptop] NULL pointer dereference turning off backlight with fn key
From: Jonathan Nieder <jrnieder@gmail.com>
Date: Tue, 10 Jan 2012 19:31:30 -0600
Message-id: <[🔎] 20120111013130.GV22184@burratino>
Reply-to: Jonathan Nieder <jrnieder@gmail.com>, 655377@bugs.debian.org
In-reply-to: <[🔎] CAFVLVSOp750X4L+qgR16Qc53V+jOKsxA-ujskx3K0BX9kQOzTw@mail.gmail.com>
References: <[🔎] CAFVLVSOp750X4L+qgR16Qc53V+jOKsxA-ujskx3K0BX9kQOzTw@mail.gmail.com>

tags 655377 = upstream patch
quit

Artem X wrote:

> I've compiled vanilla 3.1.6 with that patch and turning off blacklight
> was working.

Excellent.  I've passed this information on to Greg so hopefully the
patch will be part of a stable 3.1.y kernel soon.

Debian kernel maintainers: please consider applying commit
d4afc7754a60b (ideapad: Check if acpi already handle backlight power
to avoid a page fault) in sid.

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References:
- Bug#655377: [ideapad_laptop] NULL pointer dereference turning off backlight with fn key
  - From: Artem X <artem.brz@gmail.com>

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