From ed0545a7fbb5241a27f45a084dd71522cdaea5b9 Mon Sep 17 00:00:00 2001
From: Hans de Goede <j.w.r.degoede@gmail.com>
Date: Wed, 14 Feb 2018 09:21:50 +0100
Subject: [PATCH] drm/i915: Free memdup-ed DSI VBT data structures on driver_unload
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Git-commit: ed0545a7fbb5241a27f45a084dd71522cdaea5b9
Patch-mainline: v4.16-rc2
No-fix: e1b86c85f6c2029c31dba99823b6f3d9e15eaacd
References: FATE#322643 bsc#1055900

Make intel_bios_cleanup function free the DSI VBT data structures which
are memdup-ed by parse_mipi_config() and parse_mipi_sequence().

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180214082151.25015-2-hdegoede@redhat.com
(cherry picked from commit e1b86c85f6c2029c31dba99823b6f3d9e15eaacd)

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/gpu/drm/i915/intel_bios.c |    6 ++++++
 1 file changed, 6 insertions(+)

--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -1594,6 +1594,12 @@ void intel_bios_cleanup(struct drm_i915_
 	dev_priv->vbt.sdvo_lvds_vbt_mode = NULL;
 	kfree(dev_priv->vbt.lfp_lvds_vbt_mode);
 	dev_priv->vbt.lfp_lvds_vbt_mode = NULL;
+	kfree(dev_priv->vbt.dsi.data);
+	dev_priv->vbt.dsi.data = NULL;
+	kfree(dev_priv->vbt.dsi.pps);
+	dev_priv->vbt.dsi.pps = NULL;
+	kfree(dev_priv->vbt.dsi.config);
+	dev_priv->vbt.dsi.config = NULL;
 }
 
 /**