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Message-ID: <947f8359-6380-4285-a593-55b3414ea86d@web.de>
Date: Mon, 8 Sep 2025 10:02:00 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: GuoHan Zhao <zhaoguohan@...inos.cn>, 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>,
 Arnaldo Carvalho de Melo <acme@...nel.org>, Ian Rogers <irogers@...gle.com>,
 Ingo Molnar <mingo@...hat.com>, Jiri Olsa <jolsa@...nel.org>,
 Kan Liang <kan.liang@...ux.intel.com>, Mark Rutland <mark.rutland@....com>,
 Namhyung Kim <namhyung@...nel.org>, Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH v3] perf drm_pmu: fix fd_dir leaks in
 for_each_drm_fdinfo_in_dir()

> Fix file descriptor leak when callback function returns error. The
…

Would it be nicer to move the last word into the next text line?


…> +++ b/tools/perf/util/drm_pmu.c
> @@ -458,8 +458,10 @@ static int for_each_drm_fdinfo_in_dir(int (*cb)(void *args, int fdinfo_dir_fd, c
>  		}
>  		ret = cb(args, fdinfo_dir_fd, fd_entry->d_name);
…> +close_fdinfo:
>  	if (fdinfo_dir_fd != -1)

May a repeated check be avoided here?


>  		close(fdinfo_dir_fd);

How do you think about to use such a label directly before
the function call?


>  	closedir(fd_dir);


Regards,
Markus

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