linux-kernel - Re: [PATCH v3 1/8] perf sched stats: Add record and rawdump support

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Message-ID: <d5ea4ef6-f6ca-4135-b339-fdb8b4ca1360@web.de>
Date: Tue, 11 Mar 2025 14:10:13 +0100
From: Markus Elfring <Markus.Elfring@....de>
To: Swapnil Sapkal <swapnil.sapkal@....com>,
 Ravi Bangoria <ravi.bangoria@....com>, linux-perf-users@...r.kernel.org
Cc: LKML <linux-kernel@...r.kernel.org>,
 Adrian Hunter <adrian.hunter@...el.com>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Ananth Narayan <ananth.narayan@....com>,
 Arnaldo Carvalho de Melo <acme@...nel.org>, Chen Yu <yu.c.chen@...el.com>,
 David Vernet <void@...ifault.com>, "Gautham R. Shenoy"
 <gautham.shenoy@....com>, Ian Rogers <irogers@...gle.com>,
 Ingo Molnar <mingo@...hat.com>, James Clark <james.clark@....com>,
 James Clark <james.clark@...aro.org>, Jiri Olsa <jolsa@...nel.org>,
 Juri Lelli <juri.lelli@...hat.com>, Kan Liang <kan.liang@...ux.intel.com>,
 K Prateek Nayak <kprateek.nayak@....com>, Mark Rutland
 <mark.rutland@....com>, Namhyung Kim <namhyung@...nel.org>,
 Peter Zijlstra <peterz@...radead.org>, Sandipan Das <sandipan.das@....com>,
 Santosh Shukla <Santosh.Shukla@....com>,
 Shrikanth Hegde <sshegde@...ux.ibm.com>, Steven Rostedt
 <rostedt@...dmis.org>, Tejun Heo <tj@...nel.org>,
 Vincent Guittot <vincent.guittot@...aro.org>,
 Yang Jihong <yangjihong@...edance.com>
Subject: Re: [PATCH v3 1/8] perf sched stats: Add record and rawdump support

…
> +++ b/tools/perf/builtin-sched.c
…
> +static int enable_sched_schedstats(int *reset)
> +{
…
> +	ch = getc(fp);
> +	if (ch == '0') {
> +		*reset = 1;
> +		rewind(fp);
> +		putc('1', fp);
> +		fclose(fp);
> +	}
> +	return 0;
> +}
…

Is the error detection incomplete so far?
https://cwe.mitre.org/data/definitions/252.html

Regards,
Markus