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Message-ID: <e28b0392ce4349989fdf03470ed8fd3e@AcuMS.aculab.com>
Date: Wed, 10 Mar 2021 09:55:39 +0000
From: David Laight <David.Laight@...LAB.COM>
To: 'Jiapeng Chong' <jiapeng.chong@...ux.alibaba.com>,
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Subject: RE: [PATCH] perf machine: Assign boolean values to a bool variable
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@...ux.alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.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
-
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