ALSA: dummy driver - do not use assignment in if condition
checkpatch.pl does not like assignment in if condition Signed-off-by: Jaroslav Kysela <perex@perex.cz>
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54e8e21ed2
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1a11cb6427
1 changed files with 21 additions and 11 deletions
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@ -47,9 +47,11 @@ MODULE_SUPPORTED_DEVICE("{{ALSA,Dummy soundcard}}");
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static int emu10k1_playback_constraints(struct snd_pcm_runtime *runtime)
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{
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int err;
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if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
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err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
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if (err < 0)
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return err;
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if ((err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX)) < 0)
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err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX);
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if (err) < 0)
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return err;
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return 0;
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}
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@ -363,7 +365,8 @@ static int snd_card_dummy_playback_open(struct snd_pcm_substream *substream)
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}
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if (substream->pcm->device & 2)
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runtime->hw.info &= ~(SNDRV_PCM_INFO_MMAP|SNDRV_PCM_INFO_MMAP_VALID);
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if ((err = add_playback_constraints(runtime)) < 0)
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err = add_playback_constraints(runtime);
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if (err < 0)
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return err;
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return 0;
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@ -387,7 +390,8 @@ static int snd_card_dummy_capture_open(struct snd_pcm_substream *substream)
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}
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if (substream->pcm->device & 2)
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runtime->hw.info &= ~(SNDRV_PCM_INFO_MMAP|SNDRV_PCM_INFO_MMAP_VALID);
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if ((err = add_capture_constraints(runtime)) < 0)
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err = add_capture_constraints(runtime);
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if (err < 0)
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return err;
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return 0;
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@ -431,8 +435,9 @@ static int __devinit snd_card_dummy_pcm(struct snd_dummy *dummy, int device,
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struct snd_pcm *pcm;
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int err;
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if ((err = snd_pcm_new(dummy->card, "Dummy PCM", device,
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substreams, substreams, &pcm)) < 0)
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err = snd_pcm_new(dummy->card, "Dummy PCM", device,
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substreams, substreams, &pcm);
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if (err < 0)
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return err;
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dummy->pcm = pcm;
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snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_card_dummy_playback_ops);
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@ -569,7 +574,8 @@ static int __devinit snd_card_dummy_new_mixer(struct snd_dummy *dummy)
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strcpy(card->mixername, "Dummy Mixer");
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for (idx = 0; idx < ARRAY_SIZE(snd_dummy_controls); idx++) {
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if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_dummy_controls[idx], dummy))) < 0)
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err = snd_ctl_add(card, snd_ctl_new1(&snd_dummy_controls[idx], dummy));
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if (err < 0)
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return err;
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}
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return 0;
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@ -593,10 +599,12 @@ static int __devinit snd_dummy_probe(struct platform_device *devptr)
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pcm_substreams[dev] = 1;
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if (pcm_substreams[dev] > MAX_PCM_SUBSTREAMS)
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pcm_substreams[dev] = MAX_PCM_SUBSTREAMS;
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if ((err = snd_card_dummy_pcm(dummy, idx, pcm_substreams[dev])) < 0)
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err = snd_card_dummy_pcm(dummy, idx, pcm_substreams[dev]);
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if (err < 0)
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goto __nodev;
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}
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if ((err = snd_card_dummy_new_mixer(dummy)) < 0)
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err = snd_card_dummy_new_mixer(dummy);
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if (err < 0)
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goto __nodev;
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strcpy(card->driver, "Dummy");
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strcpy(card->shortname, "Dummy");
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@ -604,7 +612,8 @@ static int __devinit snd_dummy_probe(struct platform_device *devptr)
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snd_card_set_dev(card, &devptr->dev);
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if ((err = snd_card_register(card)) == 0) {
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err = snd_card_register(card);
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if (err == 0) {
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platform_set_drvdata(devptr, card);
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return 0;
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}
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@ -667,7 +676,8 @@ static int __init alsa_card_dummy_init(void)
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{
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int i, cards, err;
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if ((err = platform_driver_register(&snd_dummy_driver)) < 0)
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err = platform_driver_register(&snd_dummy_driver);
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if (err < 0)
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return err;
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cards = 0;
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