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ALSA: x86: Call snd_card_register() at the end 

The card registration should be done at the last stage of the probe
procedure.  Otherwise user-space may access to the device before the
whole initialization is done.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2017-01-31 08:47:05 +01:00
parent 301cf8a955
commit 36ec0d99bb
1 changed files with 5 additions and 5 deletions
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10
sound/x86/intel_hdmi_audio.c
View File

@ -1586,6 +1586,7 @@ int hdmi_audio_probe(struct platform_device *devptr,
pr_debug("%s @ %d:DEBUG PLUG/UNPLUG : HAD_DRV_DISCONNECTED\n",
__func__, __LINE__);
intelhaddata->dev = &devptr->dev;
intelhaddata->card = card;
intelhaddata->card_id = hdmi_card_id;
intelhaddata->card_index = card->number;
@ -1617,10 +1618,6 @@ int hdmi_audio_probe(struct platform_device *devptr,
if (retval)
goto err;
retval = snd_card_register(card);
if (retval)
goto err;
/* IEC958 controls */
retval = snd_ctl_add(card, snd_ctl_new1(&had_control_iec958_mask,
intelhaddata));
@ -1638,7 +1635,10 @@ int hdmi_audio_probe(struct platform_device *devptr,
if (retval < 0)
goto err;
intelhaddata->dev = &devptr->dev;
retval = snd_card_register(card);
if (retval)
goto err;
pm_runtime_set_active(intelhaddata->dev);
pm_runtime_enable(intelhaddata->dev);