[alsa-devel] [PATCH] gus: add a check of the status of snd_ctl_add

[Takashi Iwai]

On Wed, 26 Dec 2018 02:40:51 +0100,
Kangjie Lu wrote:
> 
> snd_ctl_add() could fail, so let's check its status and issue an error
> message if it indeed fails.
> 
> Signed-off-by: Kangjie Lu <kjlu at umn.edu>

The function itself prints the error in most of useful cases, so the
extra error here would be superfluous.


thanks,

Takashi