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authorMatt Roper <matthew.d.roper@intel.com>2014-06-24 17:05:02 -0700
committerJani Nikula <jani.nikula@intel.com>2014-06-25 13:06:35 +0300
commit91565c85b66db820f01894a971d39aaef60c4325 (patch)
treeeb1a912ec382c3229b75b5ad0e64824fe06de46f /net
parent9c33baa6b3bbb01c1a88dceba986b20e6642cf31 (diff)
drm/i915: Don't try to look up object for non-existent fb
crtc->primary->fb may be NULL upon entry to intel_pipe_set_base() if the primary plane has previously been disabled via the universal plane interface. We need to check for NULL before trying to reference old_fb's obj. This fixes a regression introduced in commit a071fa00647bc9a3c53f917b236fff9aea175e3a Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Wed Jun 18 23:28:09 2014 +0200 drm/i915: Introduce accurate frontbuffer tracking Testcase: igt/kms_universal_plane Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Matt Roper <matthew.d.roper@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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