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drm/i915: Don't leak VBT mode data 

We allocate memory for LVDS modes while parsing the VBT at startup, but
never free this memory when the driver is unloaded, causing a small
leak.

Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Matt Roper 2015-09-14 19:24:18 -07:00 committed by Jani Nikula
parent d637ce3f6d
commit 9aa6114253
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/i915/i915_dma.c
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@ -1137,6 +1137,10 @@ int i915_driver_unload(struct drm_device *dev)
dev_priv->vbt.child_dev = NULL;
dev_priv->vbt.child_dev_num = 0;
}
kfree(dev_priv->vbt.sdvo_lvds_vbt_mode);
dev_priv->vbt.sdvo_lvds_vbt_mode = NULL;
kfree(dev_priv->vbt.lfp_lvds_vbt_mode);
dev_priv->vbt.lfp_lvds_vbt_mode = NULL;
vga_switcheroo_unregister_client(dev->pdev);
vga_client_register(dev->pdev, NULL, NULL, NULL);