[Intel-gfx] [PATCH 4/5] drm/i915: clear opregon->lid_state after we unmap it

[Paulo Zanoni]

From: Paulo Zanoni <paulo.r.zanoni at intel.com>

We don't seem to be using the pointer after it's unmapped, so this
patch doesn't fix any bug I can reproduce.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
---
 drivers/gpu/drm/i915/intel_opregion.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index a01e0f8..dd88c08 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -668,6 +668,7 @@ void intel_opregion_fini(struct drm_device *dev)
 	opregion->swsci = NULL;
 	opregion->asle = NULL;
 	opregion->vbt = NULL;
+	opregion->lid_state = NULL;
 }
 
 static void swsci_setup(struct drm_device *dev)
-- 
1.8.3.1