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path: root/drivers/gpu/drm/i915/intel_lpe_audio.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_lpe_audio.c')
-rw-r--r--drivers/gpu/drm/i915/intel_lpe_audio.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_lpe_audio.c b/drivers/gpu/drm/i915/intel_lpe_audio.c
index d8ca187ae001..25d8e76489e4 100644
--- a/drivers/gpu/drm/i915/intel_lpe_audio.c
+++ b/drivers/gpu/drm/i915/intel_lpe_audio.c
@@ -131,8 +131,15 @@ err:
static void lpe_audio_platdev_destroy(struct drm_i915_private *dev_priv)
{
+ /* XXX Note that platform_device_register_full() allocates a dma_mask
+ * and never frees it. We can't free it here as we cannot guarantee
+ * this is the last reference (i.e. that the dma_mask will not be
+ * used after our unregister). So ee choose to leak the sizeof(u64)
+ * allocation here - it should be fixed in the platform_device rather
+ * than us fiddle with its internals.
+ */
+
platform_device_unregister(dev_priv->lpe_audio.platdev);
- kfree(dev_priv->lpe_audio.platdev->dev.dma_mask);
}
static void lpe_audio_irq_unmask(struct irq_data *d)