On Thu, 17 Mar 2016 13:14:36 +0100,
Takashi Sakamoto wrote:
>
> In control compatibility layer, when no elements are found by
> ELEM_READ/ELEM_WRITE ioctl commands, ENXIO is returned. On the other hand,
> in core implementation, ENOENT is returned. This is not good for
> ALSA ctl applications.
>
> This commit changes the return value from the compatibility layer so
> that the same value is returned.
>
> Signed-off-by: Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx>
Applied, thanks.
Takashi
> ---
> sound/core/control_compat.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sound/core/control_compat.c b/sound/core/control_compat.c
> index 0608f21..1fa7076 100644
> --- a/sound/core/control_compat.c
> +++ b/sound/core/control_compat.c
> @@ -196,7 +196,7 @@ static int get_ctl_type(struct snd_card *card, struct snd_ctl_elem_id *id,
> kctl = snd_ctl_find_id(card, id);
> if (! kctl) {
> up_read(&card->controls_rwsem);
> - return -ENXIO;
> + return -ENOENT;
> }
> info = kzalloc(sizeof(*info), GFP_KERNEL);
> if (info == NULL) {
> --
> 2.7.0
>
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