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[media] em28xx-audio: simplify error handling

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Cleanup the error handling code at em28xx-audio init.

Reviewed-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Tested-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2014-01-12 17:20:31 -03:00
parent 229295f1d6
commit 0cd03a0cb2
1 changed files with 14 additions and 13 deletions
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27
drivers/media/usb/em28xx/em28xx-audio.c
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@ -893,10 +893,8 @@ static int em28xx_audio_init(struct em28xx *dev)
adev->udev = dev->udev;
err = snd_pcm_new(card, "Em28xx Audio", 0, 0, 1, &pcm);
if (err < 0) {
snd_card_free(card);
return err;
}
if (err < 0)
goto card_free;
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_em28xx_pcm_capture);
pcm->info_flags = 0;
@ -927,20 +925,23 @@ static int em28xx_audio_init(struct em28xx *dev)
}
err = em28xx_audio_urb_init(dev);
if (err) {
snd_card_free(card);
return -ENODEV;
}
if (err)
goto card_free;
err = snd_card_register(card);
if (err < 0) {
em28xx_audio_free_urb(dev);
snd_card_free(card);
return err;
}
if (err < 0)
goto urb_free;
em28xx_info("Audio extension successfully initialized\n");
return 0;
urb_free:
em28xx_audio_free_urb(dev);
card_free:
snd_card_free(card);
return err;
}
static int em28xx_audio_fini(struct em28xx *dev)