linux-kernel - Re: [PATCH] netfilter: use __u8 instead of uint8

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Date:   Sun, 22 Sep 2019 09:13:15 +0200
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     Jozsef Kadlecsik <kadlec@...filter.org>,
        Florian Westphal <fw@...len.de>,
        netfilter-devel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] netfilter: use __u8 instead of uint8_t in uapi header

On Sun, Sep 22, 2019 at 09:11:11AM +0200, Pablo Neira Ayuso wrote:
> On Sat, Sep 21, 2019 at 10:46:48PM +0900, Masahiro Yamada wrote:
> > When CONFIG_UAPI_HEADER_TEST=y, exported headers are compile-tested to
> > make sure they can be included from user-space.
> > 
> > Currently, linux/netfilter_bridge/ebtables.h is excluded from the test
> > coverage. To make it join the compile-test, we need to fix the build
> > errors attached below.
> > 
> > For a case like this, we decided to use __u{8,16,32,64} variable types
> > in this discussion:
> > 
> >   https://lkml.org/lkml/2019/6/5/18
> > 
> > Build log:
> > 
> >   CC      usr/include/linux/netfilter_bridge/ebtables.h.s
> > In file included from <command-line>:32:0:
> > ./usr/include/linux/netfilter_bridge/ebtables.h:126:4: error: unknown type name ‘uint8_t’
> >     uint8_t revision;
> >     ^~~~~~~
> > ./usr/include/linux/netfilter_bridge/ebtables.h:139:4: error: unknown type name ‘uint8_t’
> >     uint8_t revision;
> >     ^~~~~~~
> > ./usr/include/linux/netfilter_bridge/ebtables.h:152:4: error: unknown type name ‘uint8_t’
> >     uint8_t revision;
> >     ^~~~~~~
> 
> Applied.

Patch does not apply cleanly to nf.git, I have to keep it back, sorry

$ git am /tmp/yamada.masahiro.txt -s
Applying: netfilter: use __u8 instead of uint8_t in uapi header
error: patch failed: usr/include/Makefile:37
error: usr/include/Makefile: patch does not apply
Patch failed at 0001 netfilter: use __u8 instead of uint8_t in uapi header
The copy of the patch that failed is found in: .git/rebase-apply/patch
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".