grub-devel.gnu.org archive mirror
 help / color / mirror / Atom feed
From: "Lennart Sorensen" <lsorense@csclub.uwaterloo.ca>
To: The development of GNU GRUB <grub-devel@gnu.org>
Cc: jgross@suse.com, keir@xen.org, ian.campbell@citrix.com,
	stefano.stabellini@eu.citrix.com, andrew.cooper3@citrix.com,
	roy.franz@linaro.org, ning.sun@intel.com,
	david.vrabel@citrix.com, jbeulich@suse.com,
	Vladimir Serbinenko <phcoder@gmail.com>,
	xen-devel@lists.xenproject.org, qiaowei.ren@intel.com,
	richard.l.maliszewski@intel.com, gang.wei@intel.com,
	fu.wei@linaro.org
Subject: Re: [PATCH 1/5] multiboot2: Fix information request tag size calculation
Date: Fri, 30 Jan 2015 16:21:15 -0500	[thread overview]
Message-ID: <20150130212115.GX30245@csclub.uwaterloo.ca> (raw)
In-Reply-To: <CAKcyEGrgr=HxZfk4nCPHtfQVWtGKXGsbGboRy0qskFUeiNwH5A@mail.gmail.com>

On Fri, Jan 30, 2015 at 01:52:09PM -0700, Ben Hildred wrote:
> Why do you want the size of a pointer instead of the size of the structure?

Isn't *request_tag the dereferenced pointer, and hence is the size of
the structure, where as before it was the size of a pointer?

-- 
Len Sorensen

> On Fri, Jan 30, 2015 at 10:59 AM, Daniel Kiper <daniel.kiper@oracle.com>
> wrote:
> 
> > Signed-off-by: Daniel Kiper <daniel.kiper@oracle.com>
> > ---
> >  grub-core/loader/multiboot_mbi2.c |    2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/grub-core/loader/multiboot_mbi2.c
> > b/grub-core/loader/multiboot_mbi2.c
> > index 6f74aee..d7c19bc 100644
> > --- a/grub-core/loader/multiboot_mbi2.c
> > +++ b/grub-core/loader/multiboot_mbi2.c
> > @@ -150,7 +150,7 @@ grub_multiboot_load (grub_file_t file, const char
> > *filename)
> >             = (struct multiboot_header_tag_information_request *) tag;
> >           if (request_tag->flags & MULTIBOOT_HEADER_TAG_OPTIONAL)
> >             break;
> > -         for (i = 0; i < (request_tag->size - sizeof (request_tag))
> > +         for (i = 0; i < (request_tag->size - sizeof (*request_tag))
> >                  / sizeof (request_tag->requests[0]); i++)
> >             switch (request_tag->requests[i])
> >               {
> > --
> > 1.7.10.4
> >
> >
> > _______________________________________________
> > Grub-devel mailing list
> > Grub-devel@gnu.org
> > https://lists.gnu.org/mailman/listinfo/grub-devel
> >
> 
> 
> 
> -- 
> --
> Ben Hildred
> Automation Support Services
> 303 815 6721

> _______________________________________________
> Grub-devel mailing list
> Grub-devel@gnu.org
> https://lists.gnu.org/mailman/listinfo/grub-devel



  reply	other threads:[~2015-01-30 21:21 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-30 17:59 [PATCH 0/5] multiboot2: Enable EFI boot services usage in loaded images Daniel Kiper
2015-01-30 17:59 ` [PATCH 1/5] multiboot2: Fix information request tag size calculation Daniel Kiper
2015-01-30 20:52   ` Ben Hildred
2015-01-30 21:21     ` Lennart Sorensen [this message]
2015-01-31  1:33       ` Ben Hildred
2015-02-14 16:27   ` Andrei Borzenkov
2015-01-30 17:59 ` [PATCH 2/5] i386/relocator: Remove unused extern grub_relocator64_rip_addr Daniel Kiper
2015-05-07 16:01   ` Vladimir 'φ-coder/phcoder' Serbinenko
2015-01-30 17:59 ` [PATCH 3/5] i386/relocator: Remove unused avoid_efi_bootservices argument Daniel Kiper
     [not found]   ` <554B8D05.4000004@gmail.com>
2015-05-29 20:58     ` Daniel Kiper
2015-05-30  5:25       ` Andrei Borzenkov
2015-07-15 17:50         ` Vladimir 'φ-coder/phcoder' Serbinenko
2015-07-16 12:02           ` Daniel Kiper
2015-01-30 17:59 ` [PATCH 4/5] i386/relocator: Add grub_relocator64_efi relocator Daniel Kiper
2015-01-30 17:59 ` [PATCH 5/5] multiboot2: Add tags used to pass ImageHandle to loaded image Daniel Kiper
2015-02-09 17:55 ` [PATCH 0/5] multiboot2: Enable EFI boot services usage in loaded images Daniel Kiper
2015-05-11 16:26   ` Is: grub2-mkconfig detecting ELF files the multiboot2 header and using proper module. Was:Re: " Konrad Rzeszutek Wilk
2015-05-11 16:38     ` Vladimir 'phcoder' Serbinenko
2015-05-11 18:56       ` Konrad Rzeszutek Wilk

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20150130212115.GX30245@csclub.uwaterloo.ca \
    --to=lsorense@csclub.uwaterloo.ca \
    --cc=andrew.cooper3@citrix.com \
    --cc=david.vrabel@citrix.com \
    --cc=fu.wei@linaro.org \
    --cc=gang.wei@intel.com \
    --cc=grub-devel@gnu.org \
    --cc=ian.campbell@citrix.com \
    --cc=jbeulich@suse.com \
    --cc=jgross@suse.com \
    --cc=keir@xen.org \
    --cc=ning.sun@intel.com \
    --cc=phcoder@gmail.com \
    --cc=qiaowei.ren@intel.com \
    --cc=richard.l.maliszewski@intel.com \
    --cc=roy.franz@linaro.org \
    --cc=stefano.stabellini@eu.citrix.com \
    --cc=xen-devel@lists.xenproject.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).