[RFC PATCH 05/23] ALSA: pci/asihpi: remove 'set but not used' warning

[Pierre-Louis Bossart]

Fix W=1 warnings, mark variables as __always_unused

sound/pci/asihpi/asihpi.c: In function ‘snd_asihpi_tuner_band_get’:
sound/pci/asihpi/asihpi.c:1907:6: warning: variable ‘num_bands’ set
but not used [-Wunused-but-set-variable]
 1907 |  u32 num_bands;
      |      ^~~~~~~~~
sound/pci/asihpi/asihpi.c: In function ‘snd_asihpi_tuner_band_put’:
sound/pci/asihpi/asihpi.c:1934:6: warning: variable ‘num_bands’ set
but not used [-Wunused-but-set-variable]
 1934 |  u32 num_bands;
      |      ^~~~~~~~~

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
---
 sound/pci/asihpi/asihpi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/pci/asihpi/asihpi.c b/sound/pci/asihpi/asihpi.c
index faa879f175a9..023c35a2a951 100644
--- a/sound/pci/asihpi/asihpi.c
+++ b/sound/pci/asihpi/asihpi.c
@@ -1904,7 +1904,7 @@ static int snd_asihpi_tuner_band_get(struct snd_kcontrol *kcontrol,
 	*/
 	u16 band, idx;
 	u16 tuner_bands[HPI_TUNER_BAND_LAST];
-	u32 num_bands;
+	__always_unused u32 num_bands;
 
 	num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
 				HPI_TUNER_BAND_LAST);
@@ -1931,7 +1931,7 @@ static int snd_asihpi_tuner_band_put(struct snd_kcontrol *kcontrol,
 	unsigned int idx;
 	u16 band;
 	u16 tuner_bands[HPI_TUNER_BAND_LAST];
-	u32 num_bands;
+	__always_unused u32 num_bands;
 
 	num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
 			HPI_TUNER_BAND_LAST);
-- 
2.25.1