From: Eric Anholt <eric@anholt.net>
Date: Thu, 16 Apr 2009 20:46:12 +0000 (-0700)
Subject: drm/i915: Don't let an oops get triggered from irq_emit without dma init.
X-Git-Tag: v2.6.30-rc4~4^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=07f4f8bf436e3f389a12cb792ad16275b9091b51;p=pandora-kernel.git

drm/i915: Don't let an oops get triggered from irq_emit without dma init.

Userland is broken if it's trying this, but we also shouldn't allow oopses.

Signed-off-by: Eric Anholt <eric@anholt.net>
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