ALSA: hda - Fix gcc compile warning
It's false positive, but annoying. sound/pci/hda/hda_codec.c: In function ‘get_empty_pcm_device’: sound/pci/hda/hda_codec.c:2772: warning: ‘dev’ may be used uninitialized in this function Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -2776,13 +2776,10 @@ static int get_empty_pcm_device(struct hda_bus *bus, int type)
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for (i = 0; i < ARRAY_SIZE(audio_idx); i++) {
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dev = audio_idx[i];
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if (!test_bit(dev, bus->pcm_dev_bits))
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break;
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goto ok;
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}
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if (i >= ARRAY_SIZE(audio_idx)) {
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snd_printk(KERN_WARNING "Too many audio devices\n");
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return -EAGAIN;
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}
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break;
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snd_printk(KERN_WARNING "Too many audio devices\n");
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return -EAGAIN;
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case HDA_PCM_TYPE_SPDIF:
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case HDA_PCM_TYPE_HDMI:
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case HDA_PCM_TYPE_MODEM:
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@ -2797,6 +2794,7 @@ static int get_empty_pcm_device(struct hda_bus *bus, int type)
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snd_printk(KERN_WARNING "Invalid PCM type %d\n", type);
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return -EINVAL;
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}
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ok:
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set_bit(dev, bus->pcm_dev_bits);
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return dev;
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}
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