linux-kernel - Re: [PATCH bpf] bpf: Add explicit cast to 'void *' for __BPF_DISPATCHER

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Message-Id: <166786621432.9069.11483477802170165558.git-patchwork-notify@kernel.org>
Date:   Tue, 08 Nov 2022 00:10:14 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Nathan Chancellor <nathan@...nel.org>
Cc:     ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        john.fastabend@...il.com, jolsa@...nel.org, peterz@...radead.org,
        bjorn@...nel.org, ndesaulniers@...gle.com, trix@...hat.com,
        bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev, patches@...ts.linux.dev, lkp@...el.com,
        bot@...nelci.org
Subject: Re: [PATCH bpf] bpf: Add explicit cast to 'void *' for
 __BPF_DISPATCHER_UPDATE()

Hello:

This patch was applied to bpf/bpf.git (master)
by Martin KaFai Lau <martin.lau@...nel.org>:

On Mon,  7 Nov 2022 10:07:11 -0700 you wrote:
> When building with clang:
> 
>   kernel/bpf/dispatcher.c:126:33: error: pointer type mismatch ('void *' and 'unsigned int (*)(const void *, const struct bpf_insn *, bpf_func_t)' (aka 'unsigned int (*)(const void *, const struct bpf_insn *, unsigned int (*)(const void *, const struct bpf_insn *))')) [-Werror,-Wpointer-type-mismatch]
>           __BPF_DISPATCHER_UPDATE(d, new ?: &bpf_dispatcher_nop_func);
>                                      ~~~ ^  ~~~~~~~~~~~~~~~~~~~~~~~~
>   ./include/linux/bpf.h:1045:54: note: expanded from macro '__BPF_DISPATCHER_UPDATE'
>           __static_call_update((_d)->sc_key, (_d)->sc_tramp, (_new))
>                                                               ^~~~
>   1 error generated.
> 
> [...]

Here is the summary with links:
  - [bpf] bpf: Add explicit cast to 'void *' for __BPF_DISPATCHER_UPDATE()
    https://git.kernel.org/bpf/bpf/c/a679120edfcf

You are awesome, thank you!
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