ALSA: hda - Fix an "unused variable" compile warning

Forgot to remove an unused variable.
  sound/pci/hda/patch_realtek.c: In function ‘alc882_auto_init_analog_input’:
  sound/pci/hda/patch_realtek.c:7018: warning: unused variable ‘vref’

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 0 insertions, 1 deletions

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 0b4afa0a3519..1cc31ac03522 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -7015,7 +7015,6 @@ static void alc882_auto_init_analog_input(struct hda_codec *codec)
 
         for (i = 0; i < AUTO_PIN_LAST; i++) {
                 hda_nid_t nid = spec->autocfg.input_pins[i];
-                unsigned int vref;
                 if (!nid)
                         continue;
                 alc_set_input_pin(codec, nid, AUTO_PIN_FRONT_MIC /*i*/);