ALSA: hda - silence uninitialized variable warning in activate_amp_in()

If snd_hda_get_conn_list() fails then "conn" isn't initialized.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index 28e265a88383d3266b7fca8a4ae80dd2146dac0a..5cc65093d9417b6647639ebb05204d85b1f8f381 100644 (file)
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -795,6 +795,8 @@ static void activate_amp_in(struct hda_codec *codec, struct nid_path *path,
        hda_nid_t nid = path->path[i];
 
        nums = snd_hda_get_conn_list(codec, nid, &conn);
+       if (nums < 0)
+               return;
        type = get_wcaps_type(get_wcaps(codec, nid));
        if (type == AC_WID_PIN ||
            (type == AC_WID_AUD_IN && codec->single_adc_amp)) {