From 0f0d1354a54cf679e773cae551b4523f5ec00c94 Mon Sep 17 00:00:00 2001
From: Ian Rogers <irogers@google.com>
Date: Sun, 11 Jun 2023 16:36:07 -0700
Subject: perf help: Ensure clean_cmds is called on all paths
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Avoid potential memory leaks.

Committer notes:

This is right before calling exit(1), so just to clean up memory leak
checker detection.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: André Almeida <andrealmeid@igalia.com>
Cc: Darren Hart <dvhart@infradead.org>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20230611233610.953456-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/help-unknown-cmd.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/util/help-unknown-cmd.c b/tools/perf/util/help-unknown-cmd.c
index ab9e16123626..eab99ea6ac01 100644
--- a/tools/perf/util/help-unknown-cmd.c
+++ b/tools/perf/util/help-unknown-cmd.c
@@ -92,6 +92,7 @@ const char *help_unknown_cmd(const char *cmd)
 
 		main_cmds.names[0] = NULL;
 		clean_cmdnames(&main_cmds);
+		clean_cmdnames(&other_cmds);
 		fprintf(stderr, "WARNING: You called a perf program named '%s', "
 			"which does not exist.\n"
 			"Continuing under the assumption that you meant '%s'\n",
@@ -114,5 +115,7 @@ const char *help_unknown_cmd(const char *cmd)
 			fprintf(stderr, "\t%s\n", main_cmds.names[i]->name);
 	}
 end:
+	clean_cmdnames(&main_cmds);
+	clean_cmdnames(&other_cmds);
 	exit(1);
 }
-- 
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