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@xxxxxxxxxxxxxxxx>
Fixes: 87dc36482cab ("ALSA: hda/realtek - Add LED class support for micmute LED")
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
---
sound/pci/hda/patch_realtek.c | 2 ++
1 file changed, 2 insertions(+)
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);
--
2.16.4
