Re: [alsa-devel] snd_usb_endpoint_free

25 Jun 2014

      On Wed, 25 Jun 2014, Julia Lawall wrote:
...
The function snd_usb_endpoint_free in sound/usb/endpoint.c is defined as 
follows:
void snd_usb_endpoint_free(struct list_head *head)
{
        struct snd_usb_endpoint *ep;
    ep = list_entry(head, struct snd_usb_endpoint, list);
    release_urbs(ep, 1);
    kfree(ep);

}
I wonder if the final kfree should be list_del?  In practice, this
Sorry, the question should be "I wonder if this function should also use 
list_del", since list_del doesn't subsume kfree.
julia
...
function is only used from snd_usb_audio_disconnect in sound/usb/card.c 
where the entire list is destroyed, but it seems like quite a generic 
function that someone may someday want to use for just freeing one entry.
julia