drm/i915: fix possible refcount leak when resetting forcewake
authorImre Deak <imre.deak@intel.com>
Fri, 6 Jun 2014 11:04:37 +0000 (14:04 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 13 Jun 2014 13:17:39 +0000 (15:17 +0200)
commit9e31c2a590f27309fb8a419ba2943879af26a8cd
tree144fa00e8bca147daf4209b1bda8fa5b53897ada
parentfdaf66de9e4e242bb1ce8b41db49551830336b44
drm/i915: fix possible refcount leak when resetting forcewake

If the timer putting the last forcewake refcount was pending and we
canceled it, we'll leak the corresponding forcewake and RPM references.

v2:
- do the ptr casting at the caller instead of adding a separate helper
  for this (Chris)

Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_uncore.c