Name
snd_card_file_add — 
     add the file to the file list of the card
 
Synopsis
| int snd_card_file_add ( | struct snd_card * card, | 
|  | struct file * file ); | 
 
Arguments
- card
- 
     soundcard structure
     
- file
- 
     file pointer
     
Description
   This function adds the file to the file linked-list of the card.
   This linked-list is used to keep tracking the connection state,
   and to avoid the release of busy resources by hotplug.
Return
   zero or a negative error code.