[patch 13/30] drm/i915/lpe_audio: Remove pointless irq_to_desc() usage

[Thomas Gleixner]

Nothing uses the result and nothing should ever use it in driver code.

Signed-off-by: Thomas Gleixner <tglx at linutronix.de>
Cc: Jani Nikula <jani.nikula at linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Cc: David Airlie <airlied at linux.ie>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Wambui Karuga <wambui.karugax at gmail.com>
Cc: intel-gfx at lists.freedesktop.org
Cc: dri-devel at lists.freedesktop.org
---
 drivers/gpu/drm/i915/display/intel_lpe_audio.c |    4 ----
 1 file changed, 4 deletions(-)

--- a/drivers/gpu/drm/i915/display/intel_lpe_audio.c
+++ b/drivers/gpu/drm/i915/display/intel_lpe_audio.c
@@ -297,13 +297,9 @@ int intel_lpe_audio_init(struct drm_i915
  */
 void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv)
 {
-	struct irq_desc *desc;
-
 	if (!HAS_LPE_AUDIO(dev_priv))
 		return;
 
-	desc = irq_to_desc(dev_priv->lpe_audio.irq);
-
 	lpe_audio_platdev_destroy(dev_priv);
 
 	irq_free_desc(dev_priv->lpe_audio.irq);