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Message-Id: <20190827013634.3173-17-acme@kernel.org>
Date: Mon, 26 Aug 2019 22:36:17 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ingo Molnar <mingo@...nel.org>,
Thomas Gleixner <tglx@...utronix.de>
Cc: Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
Clark Williams <williams@...hat.com>,
linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
"Gustavo A. R. Silva" <gustavo@...eddedor.com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Andi Kleen <ak@...ux.intel.com>, Jiri Olsa <jolsa@...hat.com>,
Peter Zijlstra <peterz@...radead.org>,
Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 16/33] perf script: Fix memory leaks in list_scripts()
From: "Gustavo A. R. Silva" <gustavo@...eddedor.com>
In case memory resources for *buf* and *paths* were allocated, jump to
*out* and release them before return.
Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Gustavo A. R. Silva <gustavo@...eddedor.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Addresses-Coverity-ID: 1444328 ("Resource leak")
Fixes: 6f3da20e151f ("perf report: Support builtin perf script in scripts menu")
Link: http://lkml.kernel.org/r/20190408162748.GA21008@embeddedor
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/ui/browsers/scripts.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/tools/perf/ui/browsers/scripts.c b/tools/perf/ui/browsers/scripts.c
index f2fd9f0d7ab5..50e0c03171f2 100644
--- a/tools/perf/ui/browsers/scripts.c
+++ b/tools/perf/ui/browsers/scripts.c
@@ -133,8 +133,10 @@ static int list_scripts(char *script_name, bool *custom,
int key = ui_browser__input_window("perf script command",
"Enter perf script command line (without perf script prefix)",
script_args, "", 0);
- if (key != K_ENTER)
- return -1;
+ if (key != K_ENTER) {
+ ret = -1;
+ goto out;
+ }
sprintf(script_name, "%s script %s", perf, script_args);
} else if (choice < num + max_std) {
strcpy(script_name, paths[choice]);
--
2.21.0
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