Comment 16 for bug 1290787

the patch for this has been added to stable kernels 3.15 and 3.14 so I hope it gets picked up by Ubuntu soon.

"""
This is a note to let you know that I've just added the patch titled

    drm/i915: Avoid div-by-zero when pixel_multiplier is zero

to the 3.15-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     drm-i915-avoid-div-by-zero-when-pixel_multiplier-is-zero.patch
and it can be found in the queue-3.15 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <email address hidden> know about it.

From 2b85886a5457f5c5dbcd32edbd4e6bba0f4e8678 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <email address hidden>
Date: Mon, 9 Jun 2014 16:20:46 +0300
Subject: drm/i915: Avoid div-by-zero when pixel_multiplier is zero
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

From: Ville Syrjälä <email address hidden>

commit 2b85886a5457f5c5dbcd32edbd4e6bba0f4e8678 upstream.
"""