Re: git: f2c8381fce9b - main - netlink: add snl(3) - simple netlink library

From: Alexander Chernikov <melifaro_at_freebsd.org>
Date: Fri, 23 Dec 2022 20:26:41 UTC
> On 23 Dec 2022, at 17:47, Shawn Webb <shawn.webb@hardenedbsd.org> wrote:
> 
> On Fri, Dec 23, 2022 at 03:03:19PM +0000, Alexander V. Chernikov wrote:
>> The branch main has been updated by melifaro:
>> 
>> URL: https://cgit.FreeBSD.org/src/commit/?id=f2c8381fce9b87695ea448591e4412cbed38aa77
>> 
>> commit f2c8381fce9b87695ea448591e4412cbed38aa77
>> Author:     Alexander V. Chernikov <melifaro@FreeBSD.org>
>> AuthorDate: 2022-12-18 17:34:41 +0000
>> Commit:     Alexander V. Chernikov <melifaro@FreeBSD.org>
>> CommitDate: 2022-12-23 15:03:13 +0000
>> 
>>   netlink: add snl(3) - simple netlink library
>> 
>>   Reviewed by:    bapt, pauamma
>>   Differential Revision: https://reviews.freebsd.org/D37736
>> ---
>> share/man/man3/snl.3            | 303 ++++++++++++++++++++++++++++
>> sys/netlink/netlink_snl.h       | 435 ++++++++++++++++++++++++++++++++++++++++
>> sys/netlink/netlink_snl_route.h | 128 ++++++++++++
>> tests/sys/netlink/Makefile      |   3 +-
>> tests/sys/netlink/test_snl.c    |  92 +++++++++
>> 5 files changed, 959 insertions(+), 2 deletions(-)

> It seems this might have broken buildworld:
Sorry for the breakage, fixed by c89209c674f2.
> 
> In file included from netlink_netlink_snl.c:1:                                                     
> /usr/obj/usr/src/amd64.amd64/tmp/usr/include/netlink/netlink_snl.h:244:25: error: cast from 'char *
> ' to 'struct nlmsghdr *' increases required alignment from 1 to 4 [-Werror,-Wcast-align]           
>       struct nlmsghdr *hdr = (struct nlmsghdr *)&ss->buf[ss->off];                               
>                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
> 
> I'm getting tons of errors like these with `make -sj10 buildworld`.
> 
> -- 
> Shawn Webb
> Cofounder / Security Engineer
> HardenedBSD
> 
> https://git.hardenedbsd.org/hardenedbsd/pubkeys/-/raw/master/Shawn_Webb/03A4CBEBB82EA5A67D9F3853FF2E67A277F8E1FA.pub.asc