Re: [PATCH V8 2/4 net-next] skbuff: skb supports zero-copy buffers

[Shirley Ma <mashirle@us.ibm.com>]

On Thu, 2011-07-07 at 04:01 -0700, David Miller wrote:
> From: Shirley Ma <mashirle@us.ibm.com>
> Date: Wed, 06 Jul 2011 15:22:12 -0700
> 
> > +                     while (head) {
> > +                             put_page(head);
> > +                             head = (struct page *)head->private;
> > +                     }
> 
> Looks like you might be referencing the page after it's
> release here.  I think you need something like:
> 
>                         while (head) {
>                                 struct page *next = (struct page
> *)head->private;
>                                 put_page(head);
>                                 head = next;
>                         }
> --

You are right, will fix it.

Thanks
Shirley