From: Carlos O'Donell <carlos@redhat.com>
To: Florian Weimer <fweimer@redhat.com>, libc-alpha@sourceware.org
Subject: Re: [PATCH 17/30] resolv: Remove unnecessary res_isourserver_p call from send_dg
Date: Thu, 15 Jul 2021 01:01:31 -0400 [thread overview]
Message-ID: <3bee1cb2-88bd-ae0f-7afc-294912374287@redhat.com> (raw)
In-Reply-To: <0166a598b85d22bb17ae3cda350cf93795f0f8fe.1625755446.git.fweimer@redhat.com>
On 7/8/21 11:04 AM, Florian Weimer via Libc-alpha wrote:
> As the comment indicates, the check is unnecessary due to the way the
> UDP socket is set up.
OK for glibc 2.34.
Tested without regression on x86_64 and i686.
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Tested-by: Carlos O'Donell <carlos@redhat.com>
> ---
> resolv/res_send.c | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/resolv/res_send.c b/resolv/res_send.c
> index 77d6835e1a..b6139c7d62 100644
> --- a/resolv/res_send.c
> +++ b/resolv/res_send.c
> @@ -1343,12 +1343,6 @@ send_dg(res_state statp,
> return close_and_return_error (statp, resplen2);
> }
>
> - /* Paranoia check. Due to the connected UDP socket,
> - the kernel has already filtered invalid addresses
> - for us. */
> - if (!res_ourserver_p(statp, &from))
> - goto wait;
OK.
> -
> /* Check for the correct header layout and a matching
> question. */
> int matching_query = 0; /* Default to no matching query. */
>
--
Cheers,
Carlos.
next prev parent reply other threads:[~2021-07-15 5:01 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-08 14:59 [PATCH v2 00/30] nss_dns move into libc Florian Weimer
2021-07-08 14:59 ` [PATCH 01/30] socket: Add hidden prototype for setsockopt Florian Weimer
2021-07-08 18:02 ` Adhemerval Zanella
2021-07-15 4:59 ` Carlos O'Donell
2021-07-08 14:59 ` [PATCH 02/30] resolv: Deprecate legacy interfaces in <resolv.h> Florian Weimer
2021-07-08 18:32 ` Adhemerval Zanella
2021-07-15 4:59 ` Carlos O'Donell
2021-07-08 14:59 ` [PATCH 03/30] resolv: Sort Makefile routines and Versions lexicographically Florian Weimer
2021-07-08 18:33 ` Adhemerval Zanella
2021-07-15 4:59 ` Carlos O'Donell
2021-07-08 15:00 ` [PATCH 04/30] nss_dns: Do not use deprecated packet parsing functions Florian Weimer
2021-07-15 5:00 ` Carlos O'Donell
2021-07-08 15:00 ` [PATCH 05/30] resolv: Move ns_name_ntop to its own file and into libc Florian Weimer
2021-07-15 5:00 ` Carlos O'Donell
2021-07-08 15:00 ` [PATCH 06/30] resolv: Move ns_name_unpack " Florian Weimer
2021-07-15 5:00 ` Carlos O'Donell
2021-07-08 15:00 ` [PATCH 07/30] resolv: Move ns_name_skip " Florian Weimer
2021-07-15 5:00 ` Carlos O'Donell
2021-07-15 6:53 ` Florian Weimer
2021-07-08 15:00 ` [PATCH 08/30] resolv: Move ns_name_uncompress into " Florian Weimer
2021-07-15 5:00 ` Carlos O'Donell
2021-07-08 15:01 ` [PATCH 09/30] resolv: Move ns_name_pton " Florian Weimer
2021-07-15 5:00 ` Carlos O'Donell
2021-07-08 15:01 ` [PATCH 10/30] resolv: Move ns_name_pack " Florian Weimer
2021-07-15 5:00 ` Carlos O'Donell
2021-07-08 15:01 ` [PATCH 11/30] resolv: Move ns_name_compress " Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:02 ` [PATCH 12/30] resolv: Move dn_expand to " Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:02 ` [PATCH 13/30] resolv: Move _getlong, _getshort, __putlong, __putshort to res-putget Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:03 ` [PATCH 14/30] resolv: Move dn_comp to its own file and into libc Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:03 ` [PATCH 15/30] resolv: Move dn_skipname " Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:03 ` [PATCH 16/30] resolv: Rename res_comp.c to res-name-checking.c and move " Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:04 ` [PATCH 17/30] resolv: Remove unnecessary res_isourserver_p call from send_dg Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell [this message]
2021-07-08 15:04 ` [PATCH 18/30] resolv: Move __res_get_nsaddr to its own file and into libc Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:05 ` [PATCH 19/30] resolv: Move res_isourserver to its own file and reformat to GNU style Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:05 ` [PATCH 20/30] resolv: Move ns_makecanon into its own file, and into libc Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:05 ` [PATCH 21/30] resolv: Move ns_samename " Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:05 ` [PATCH 22/30] resolv: Move res_nameinquery to its own file " Florian Weimer
2021-07-15 5:01 ` Carlos O'Donell
2021-07-08 15:06 ` [PATCH 23/30] resolv: Move res_queriesmatch " Florian Weimer
2021-07-15 5:02 ` Carlos O'Donell
2021-07-08 15:06 ` [PATCH 24/30] resolv: Move __res_context_hostalias into " Florian Weimer
2021-07-15 5:02 ` Carlos O'Donell
2021-07-08 15:06 ` [PATCH 25/30] resolv: Move res_hostalias into its own file, along with hostalias Florian Weimer
2021-07-15 5:02 ` Carlos O'Donell
2021-07-08 15:06 ` [PATCH 26/30] resolv: Move res_send, res_nsend into libc Florian Weimer
2021-07-15 5:02 ` Carlos O'Donell
2021-07-08 15:06 ` [PATCH 27/30] resolv: Move res_mkquery, res_nmkquery " Florian Weimer
2021-07-15 5:02 ` Carlos O'Donell
2021-07-08 15:07 ` [PATCH 28/30] resolv: Move res_query functions " Florian Weimer
2021-07-15 5:02 ` Carlos O'Donell
2021-07-08 15:07 ` [PATCH 29/30] resolv: Move nss_dns " Florian Weimer
2021-07-15 5:02 ` Carlos O'Donell
2021-07-08 15:07 ` [PATCH 30/30] nss: Directly load nss_dns, without going through dlsym/dlopen Florian Weimer
2021-07-08 15:42 ` Florian Weimer
2021-07-15 5:02 ` Carlos O'Donell
2021-07-15 7:09 ` Florian Weimer
2021-07-15 12:21 ` Carlos O'Donell
2021-07-15 4:58 ` [PATCH v2 00/30] nss_dns move into libc Carlos O'Donell
-- strict thread matches above, loose matches on Subject: below --
2021-07-02 18:47 [PATCH 00/30] Move nss_dns " Florian Weimer
2021-07-02 18:49 ` [PATCH 17/30] resolv: Remove unnecessary res_isourserver_p call from send_dg Florian Weimer
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=3bee1cb2-88bd-ae0f-7afc-294912374287@redhat.com \
--to=carlos@redhat.com \
--cc=fweimer@redhat.com \
--cc=libc-alpha@sourceware.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 read-only IMAP folder(s) and NNTP newsgroup(s).