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ALSA: hda/realtek - Fix unused variable warning w/o CONFIG_LEDS_TRIGGER_AUDIO

Message ID 20200501072857.13720-1-tiwai@suse.de
State Accepted
Commit 0127f59794b39debf2daf3c7ff755236630198ed
Headers show
Series ALSA: hda/realtek - Fix unused variable warning w/o CONFIG_LEDS_TRIGGER_AUDIO | expand

Commit Message

Takashi Iwai May 1, 2020, 7:28 a.m. UTC
Cover with a proper ifdef around the variable declaration for fixing
the following compilation warning without CONFIG_LEDS_TRIGGER_AUDIO:
  sound/pci/hda/patch_realtek.c: In function 'alc_fixup_hp_gpio_led':
  sound/pci/hda/patch_realtek.c:4134:6: warning: unused variable 'err' [-Wunused-variable]

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Fixes: 87dc36482cab ("ALSA: hda/realtek - Add LED class support for micmute LED")
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/pci/hda/patch_realtek.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index b6a1c8b7f5d0..670e59b081d5 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4131,7 +4131,9 @@  static void alc_fixup_hp_gpio_led(struct hda_codec *codec,
 				  unsigned int micmute_mask)
 {
 	struct alc_spec *spec = codec->spec;
+#if IS_REACHABLE(CONFIG_LEDS_TRIGGER_AUDIO)
 	int err;
+#endif
 
 	alc_fixup_gpio(codec, action, mute_mask | micmute_mask);