[openib-general] Re: [PATCH 04/13] [RFC] ipath LLD core, part 1
Robert Walsh
rjwalsh at pathscale.com
Sat Dec 17 13:34:36 PST 2005
On Sat, 2005-12-17 at 12:38 -0800, Andrew Morton wrote:
> Roland Dreier <rolandd at cisco.com> wrote:
> >
> > + if ((ret = copy_from_user(&rpkt, p, sizeof rpkt))) {
> > + _IPATH_DBG("Failed to copy in pkt struct (%d)\n", ret);
> > + return ret;
> > + }
>
> The driver does this quite a lot. copy_from_user() will return the number
> of bytes remaining to copy. So I think we'll be wanting `return -EFAULT;'
> in lots of places rather than this.
Thanks. Will fix.
Regards,
Robert.
--
Robert Walsh Email: rjwalsh at pathscale.com
PathScale, Inc. Phone: +1 650 934 8117
2071 Stierlin Court, Suite 200 Fax: +1 650 428 1969
Mountain View, CA 94043.
More information about the general
mailing list