Re: [PATCH v2] ALSA: hda: Add error check for snd_ctl_rename_id() in snd_hda_create_dig_out_ctls()

[Takashi Iwai <tiwai@xxxxxxx>]

On Thu, 13 Feb 2025 08:45:43 +0100,
Wentao Liang wrote:
> 
> Check the return value of snd_ctl_rename_id() in
> snd_hda_create_dig_out_ctls(). Ensure that failures
> are properly handled.
> 
> Fixes: 5c219a340850 ("ALSA: hda: Fix kctl->id initialization")
> Cc: stable@xxxxxxxxxxxxxxx # 6.4+
> Signed-off-by: Wentao Liang <vulab@xxxxxxxxxxx>

The error would never happen because this is a rename, and the only
error condition of snd_ctl_rename_id() is the lack of the control id.
But it's better to have a return check in the caller side, so I took
now.  Thanks.


Takashi