snd_device_free(9) centos man page | unix.com

SND_DEVICE_FREE(9)					  Management of Cards and Device					SND_DEVICE_FREE(9)

NAME
       snd_device_free - release the device from the card

SYNOPSIS
       int snd_device_free(struct snd_card * card, void * device_data);

ARGUMENTS
       card
	   the card instance

       device_data
	   the data pointer to release

DESCRIPTION
       Removes the device from the list on the card and invokes the callbacks, dev_disconnect and dev_free, corresponding to the state. Then
       release the device.

RETURN
       Zero if successful, or a negative error code on failure or if the device not found.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							SND_DEVICE_FREE(9)