Provided by:
linux-doc-2.6.15_2.6.15-23.39_all 
NAME
snd_card_file_remove - remove the file from the file list
SYNOPSIS
int snd_card_file_remove (snd_card_t * card, struct file * file);
ARGUMENTS
card soundcard structure
file file pointer
DESCRIPTION
This function removes the file formerly added to the card via
snd_card_file_add function. If all files are removed and the release of
the card is scheduled, it will wake up the the thread to call
snd_card_free (see snd_card_free_in_thread function).
Returns zero or a negative error code.