Name
snd_card_disconnect — 
     disconnect all APIs from the file-operations (user space)
 
Synopsis
| int snd_card_disconnect ( | struct snd_card * card ); | 
 
Description
   Disconnects all APIs from the file-operations (user space).
Return
   Zero, otherwise a negative error code.
Note
   The current implementation replaces all active file->f_op with special
   dummy file operations (they do nothing except release).