linux-kernel - [PATCH] perf machine: Use true and false for bool variable

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Date:   Thu, 18 Feb 2021 17:24:39 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     peterz@...radead.org
Cc:     mingo@...hat.com, acme@...nel.org, mark.rutland@....com,
        alexander.shishkin@...ux.intel.com, jolsa@...hat.com,
        namhyung@...nel.org, ast@...nel.org, daniel@...earbox.net,
        andrii@...nel.org, kafai@...com, songliubraving@...com, yhs@...com,
        john.fastabend@...il.com, kpsingh@...nel.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH] perf machine: Use true and false for bool variable

Fix the following coccicheck warnings:

./tools/perf/util/machine.c:2000:9-10: 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 1e9d3f9..f7ee29b 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1997,8 +1997,8 @@ 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;
 }
 
 static void ip__resolve_ams(struct thread *thread,
-- 
1.8.3.1