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SubjectRe: [PATCH] Simplify some code to use the container_of() macro.
On Wed, 3 Jan 2007, Andrew Morton wrote:

> On Sun, 31 Dec 2006 15:55:22 -0500 (EST)
> "Robert P. J. Day" <rpjday@mindspring.com> wrote:
>
> > --- a/net/ipv4/netfilter/nf_nat_core.c
> > +++ b/net/ipv4/netfilter/nf_nat_core.c
> > @@ -168,7 +168,7 @@ find_appropriate_src(const struct nf_conntrack_tuple *tuple,
> >
> > read_lock_bh(&nf_nat_lock);
> > list_for_each_entry(nat, &bysource[h], info.bysource) {
> > - ct = (struct nf_conn *)((char *)nat - offsetof(struct nf_conn, data));
> > + ct = container_of(nat, struct nf_conn, data);
>
> This one isn't right. Please always carefully compile-test these things.

i was quite sure i had. i'll take another look at it.

rday
-
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