linux-kernel - [PATCH v2 3/3] perf ui scripts: Switch FILENAME_MAX to NAME

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Message-ID: <20250717150855.1032526-3-irogers@google.com>
Date: Thu, 17 Jul 2025 08:08:55 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Mark Rutland <mark.rutland@....com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	Kan Liang <kan.liang@...ux.intel.com>, James Clark <james.clark@...aro.org>, 
	linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org
Subject: [PATCH v2 3/3] perf ui scripts: Switch FILENAME_MAX to NAME_MAX

FILENAME_MAX is the same as PATH_MAX (4kb) in glibc rather than
NAME_MAX's 255. Switch to using NAME_MAX and ensure the '\0' is
accounted for in the path's buffer size.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/ui/browsers/scripts.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/ui/browsers/scripts.c b/tools/perf/ui/browsers/scripts.c
index 2d04ece833aa..1e8c2c2f952d 100644
--- a/tools/perf/ui/browsers/scripts.c
+++ b/tools/perf/ui/browsers/scripts.c
@@ -94,7 +94,7 @@ static int check_ev_match(int dir_fd, const char *scriptname, struct perf_sessio
 	FILE *fp;
 
 	{
-		char filename[FILENAME_MAX + 5];
+		char filename[NAME_MAX + 5];
 		int fd;
 
 		scnprintf(filename, sizeof(filename), "bin/%s-record", scriptname);
-- 
2.50.0.727.gbf7dc18ff4-goog