linux-kernel - Re: [PATCH bpf-next v1] bpftool: Silence build warning about calloc()

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Date: Tue, 16 Jan 2024 15:30:25 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Tiezhu Yang <yangtiezhu@...ngson.cn>
Cc: ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
 quentin@...valent.com, bpf@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next v1] bpftool: Silence build warning about calloc()

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@...earbox.net>:

On Tue, 16 Jan 2024 14:19:20 +0800 you wrote:
> There exists the following warning when building bpftool:
> 
>   CC      prog.o
> prog.c: In function ‘profile_open_perf_events’:
> prog.c:2301:24: warning: ‘calloc’ sizes specified with ‘sizeof’ in the earlier argument and not in the later argument [-Wcalloc-transposed-args]
>  2301 |                 sizeof(int), obj->rodata->num_cpu * obj->rodata->num_metric);
>       |                        ^~~
> prog.c:2301:24: note: earlier argument should specify number of elements, later size of each element
> 
> [...]

Here is the summary with links:
  - [bpf-next,v1] bpftool: Silence build warning about calloc()
    https://git.kernel.org/bpf/bpf-next/c/d2729bb2c7e1

You are awesome, thank you!
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