From 6a4f2b6947d0f340a40359a906d07642825ac14e Mon Sep 17 00:00:00 2001
From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Date: Thu, 2 Jul 2020 14:35:43 -0500
Subject: [PATCH] ALSA: isa/gus: remove 'set but not used' warning
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Git-commit: 6a4f2b6947d0f340a40359a906d07642825ac14e
Patch-mainline: v5.9-rc1
References: git-fixes

Fix W=1 warning by noting variable as __always_unused.

Sound/isa/gus/gus_uart.c: In function ‘snd_gf1_interrupt_midi_in’:
sound/isa/gus/gus_uart.c:16:22: warning: variable ‘data’ set but not
used [-Wunused-but-set-variable]
   16 |  unsigned char stat, data, byte;

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200702193604.169059-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

---
 sound/isa/gus/gus_uart.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sound/isa/gus/gus_uart.c b/sound/isa/gus/gus_uart.c
index 7586619770b3..4fb4ed79e262 100644
--- a/sound/isa/gus/gus_uart.c
+++ b/sound/isa/gus/gus_uart.c
@@ -13,7 +13,8 @@
 static void snd_gf1_interrupt_midi_in(struct snd_gus_card * gus)
 {
 	int count;
-	unsigned char stat, data, byte;
+	unsigned char stat, byte;
+	__always_unused unsigned char data;
 	unsigned long flags;
 
 	count = 10;
-- 
2.16.4