From: David Laight <David.Laight@ACULAB•COM>
To: 'Jiapeng Chong' <jiapeng.chong@linux•alibaba.com>,
"peterz@infradead•org" <peterz@infradead•org>
Cc: "mingo@redhat•com" <mingo@redhat•com>,
"acme@kernel•org" <acme@kernel•org>,
"mark.rutland@arm•com" <mark.rutland@arm•com>,
"alexander.shishkin@linux•intel.com"
<alexander.shishkin@linux•intel.com>,
"jolsa@redhat•com" <jolsa@redhat•com>,
"namhyung@kernel•org" <namhyung@kernel•org>,
"ast@kernel•org" <ast@kernel•org>,
"daniel@iogearbox•net" <daniel@iogearbox•net>,
"andrii@kernel•org" <andrii@kernel•org>,
"kafai@fb•com" <kafai@fb•com>,
"songliubraving@fb•com" <songliubraving@fb•com>,
"yhs@fb•com" <yhs@fb•com>,
"john.fastabend@gmail•com" <john.fastabend@gmail•com>,
"kpsingh@kernel•org" <kpsingh@kernel•org>,
"linux-kernel@vger•kernel.org" <linux-kernel@vger•kernel.org>,
"netdev@vger•kernel.org" <netdev@vger•kernel.org>,
"bpf@vger•kernel.org" <bpf@vger•kernel.org>
Subject: RE: [PATCH] perf machine: Assign boolean values to a bool variable
Date: Wed, 10 Mar 2021 09:55:39 +0000 [thread overview]
Message-ID: <e28b0392ce4349989fdf03470ed8fd3e@AcuMS.aculab.com> (raw)
In-Reply-To: <1615284669-82139-1-git-send-email-jiapeng.chong@linux.alibaba.com>
From: Jiapeng Chong
> Sent: 09 March 2021 10:11
>
> Fix the following coccicheck warnings:
>
> ./tools/perf/util/machine.c:2041:9-10: WARNING: return of 0/1 in
> function 'symbol__match_regex' with return type bool.
>
> Reported-by: Abaci Robot <abaci@linux•alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux•alibaba.com>
> ---
> tools/perf/util/machine.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
> index b5c2d8b..435771e 100644
> --- a/tools/perf/util/machine.c
> +++ b/tools/perf/util/machine.c
> @@ -2038,8 +2038,8 @@ int machine__process_event(struct machine *machine, union perf_event *event,
> static bool symbol__match_regex(struct symbol *sym, regex_t *regex)
> {
> if (!regexec(regex, sym->name, 0, NULL, 0))
> - return 1;
> - return 0;
> + return true;
> + return false;
What's wrong with:
return !regexec(regex, sym->name, 0, NULL, 0);
David
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
prev parent reply other threads:[~2021-03-10 9:56 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-09 10:11 [PATCH] perf machine: Assign boolean values to a bool variable Jiapeng Chong
2021-03-09 12:10 ` Arnaldo Carvalho de Melo
2021-03-10 9:55 ` David Laight [this message]
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=e28b0392ce4349989fdf03470ed8fd3e@AcuMS.aculab.com \
--to=david.laight@aculab$(echo .)com \
--cc=acme@kernel$(echo .)org \
--cc=alexander.shishkin@linux$(echo .)intel.com \
--cc=andrii@kernel$(echo .)org \
--cc=ast@kernel$(echo .)org \
--cc=bpf@vger$(echo .)kernel.org \
--cc=daniel@iogearbox$(echo .)net \
--cc=jiapeng.chong@linux$(echo .)alibaba.com \
--cc=john.fastabend@gmail$(echo .)com \
--cc=jolsa@redhat$(echo .)com \
--cc=kafai@fb$(echo .)com \
--cc=kpsingh@kernel$(echo .)org \
--cc=linux-kernel@vger$(echo .)kernel.org \
--cc=mark.rutland@arm$(echo .)com \
--cc=mingo@redhat$(echo .)com \
--cc=namhyung@kernel$(echo .)org \
--cc=netdev@vger$(echo .)kernel.org \
--cc=peterz@infradead$(echo .)org \
--cc=songliubraving@fb$(echo .)com \
--cc=yhs@fb$(echo .)com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
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