From 3d8f0f971807914f0ca7f017e3aca73406aca00d Mon Sep 17 00:00:00 2001
From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Date: Thu, 2 Jul 2020 14:35:48 -0500
Subject: [PATCH] ALSA: pci/aw2-saa7146: remove 'set but not used' warning
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Git-commit: 3d8f0f971807914f0ca7f017e3aca73406aca00d
Patch-mainline: v5.9-rc1
References: git-fixes

Fix W=1 warning by nothing variable as always unused.

Sound/pci/aw2/aw2-saa7146.c: In function ‘snd_aw2_saa7146_interrupt’:
sound/pci/aw2/aw2-saa7146.c:333:15: warning: variable ‘iicsta’ set but
not used [-Wunused-but-set-variable]
  333 |  unsigned int iicsta;
      |               ^~~~~~

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200702193604.169059-8-pierre-louis.bossart@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

---
 sound/pci/aw2/aw2-saa7146.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/pci/aw2/aw2-saa7146.c b/sound/pci/aw2/aw2-saa7146.c
index 4e64eb5d8f64..c84f1a45194f 100644
--- a/sound/pci/aw2/aw2-saa7146.c
+++ b/sound/pci/aw2/aw2-saa7146.c
@@ -330,7 +330,7 @@ void snd_aw2_saa7146_pcm_trigger_stop_capture(struct snd_aw2_saa7146 *chip,
 irqreturn_t snd_aw2_saa7146_interrupt(int irq, void *dev_id)
 {
 	unsigned int isr;
-	unsigned int iicsta;
+	__always_unused unsigned int iicsta;
 	struct snd_aw2_saa7146 *chip = dev_id;
 
 	isr = READREG(ISR);
-- 
2.16.4