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ALSA: hda - Fix uninitialized variable

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Fix the following compile warning.  kctl should be NULL-initialized.

  sound/pci/hda/patch_realtek.c: In function ‘alc_build_controls’:
  sound/pci/hda/patch_realtek.c:2550:23: warning: ‘kctl’ may be used uninitialized in this function

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2010-06-22 11:12:32 +02:00
parent b8f171e7e7
commit 2f44f84725
1 changed files with 1 additions and 1 deletions
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sound/pci/hda/patch_realtek.c
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@ -2547,7 +2547,7 @@ static struct snd_kcontrol_new alc_beep_mixer[] = {
static int alc_build_controls(struct hda_codec *codec)
{
struct alc_spec *spec = codec->spec;
struct snd_kcontrol *kctl;
struct snd_kcontrol *kctl = NULL;
struct snd_kcontrol_new *knew;
int i, j, err;
unsigned int u;