On Wed, Jul 4, 2018 at 1:29 AM David Miller <davem@xxxxxxxxxxxxx> wrote:
> From: Paul Moore <pmoore@xxxxxxxxxx>
> Date: Mon, 02 Jul 2018 14:20:52 -0400
>
> > -static int ipv6_renew_option(void *ohdr,
> > - struct ipv6_opt_hdr __user *newopt, int newoptlen,
> > - int inherit,
> > - struct ipv6_opt_hdr **hdr,
> > - char **p)
> > +static void ipv6_renew_option(int renewtype,
> > + struct ipv6_opt_hdr **dest,
> > + struct ipv6_opt_hdr *old,
> > + struct ipv6_opt_hdr *new,
> > + int newtype, char **p)
> > {
> ...
> > + p += CMSG_ALIGN(ipv6_optlen(*dest));
>
> I don't think this actually advances the pointer in the caller,
> you need something like:
>
> *p += CMSG_ALIGN(ipv6_optlen(*dest));
Yep, my mistake (typo); thanks for catching it. Rebuilding a test
kernel now ...
--
paul moore
www.paul-moore.com
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