From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Sanskriti Sharma <sansharm@redhat.com>,
Joe Lawrence <joe.lawrence@redhat.com>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Sasha Levin <sashal@kernel.org>
Subject: [PATCH AUTOSEL 3.18 06/22] perf tools: Cleanup trace-event-info 'tdata' leak
Date: Wed, 31 Oct 2018 19:11:50 -0400 [thread overview]
Message-ID: <20181031231206.29509-6-sashal@kernel.org> (raw)
In-Reply-To: <20181031231206.29509-1-sashal@kernel.org>
From: Sanskriti Sharma <sansharm@redhat.com>
[ Upstream commit faedbf3fd19f2511a39397f76359e4cc6ee93072 ]
Free tracing_data structure in tracing_data_get() error paths.
Fixes the following coverity complaint:
Error: RESOURCE_LEAK (CWE-772):
leaked_storage: Variable "tdata" going out of scope leaks the storage
Signed-off-by: Sanskriti Sharma <sansharm@redhat.com>
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Joe Lawrence <joe.lawrence@redhat.com>
Link: http://lkml.kernel.org/r/1538490554-8161-3-git-send-email-sansharm@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
tools/perf/util/trace-event-info.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tools/perf/util/trace-event-info.c b/tools/perf/util/trace-event-info.c
index eb72716017ac..078dba0da0d3 100644
--- a/tools/perf/util/trace-event-info.c
+++ b/tools/perf/util/trace-event-info.c
@@ -513,12 +513,14 @@ struct tracing_data *tracing_data_get(struct list_head *pattrs,
"/tmp/perf-XXXXXX");
if (!mkstemp(tdata->temp_file)) {
pr_debug("Can't make temp file");
+ free(tdata);
return NULL;
}
temp_fd = open(tdata->temp_file, O_RDWR);
if (temp_fd < 0) {
pr_debug("Can't read '%s'", tdata->temp_file);
+ free(tdata);
return NULL;
}
--
2.17.1
next prev parent reply other threads:[~2018-10-31 23:11 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-31 23:11 [PATCH AUTOSEL 3.18 01/22] locking/lockdep: Fix debug_locks off performance problem Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 02/22] ataflop: fix error handling during setup Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 03/22] swim: fix cleanup on setup error Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 04/22] tun: Consistently configure generic netdev params via rtnetlink Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 05/22] perf tools: Free temporary 'sys' string in read_event_files() Sasha Levin
2018-10-31 23:11 ` Sasha Levin [this message]
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 07/22] cpupower: Fix coredump on VMWare Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 08/22] mmc: sdhci-pci-o2micro: Add quirk for O2 Micro dev 0x8620 rev 0x01 Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 09/22] x86/olpc: Indicate that legacy PC XO-1 platform should not register RTC Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 10/22] regulator: fixed: Default enable high on DT regulators Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 11/22] x86: boot: Fix EFI stub alignment Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 12/22] kprobes: Return error if we fail to reuse kprobe instead of BUG_ON() Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 13/22] ath10k: schedule hardware restart if WMI command times out Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 14/22] scsi: esp_scsi: Track residual for PIO transfers Sasha Levin
2018-10-31 23:11 ` [PATCH AUTOSEL 3.18 15/22] Drivers: hv: kvp: Fix two "this statement may fall through" warnings Sasha Levin
2018-10-31 23:12 ` [PATCH AUTOSEL 3.18 16/22] ext4: fix argument checking in EXT4_IOC_MOVE_EXT Sasha Levin
2018-10-31 23:12 ` [PATCH AUTOSEL 3.18 17/22] MD: fix invalid stored role for a disk Sasha Levin
2018-10-31 23:12 ` [PATCH AUTOSEL 3.18 18/22] usb: chipidea: Prevent unbalanced IRQ disable Sasha Levin
2018-10-31 23:12 ` [PATCH AUTOSEL 3.18 19/22] uio: ensure class is registered before devices Sasha Levin
2018-10-31 23:12 ` [PATCH AUTOSEL 3.18 20/22] scsi: lpfc: Correct soft lockup when running mds diagnostics Sasha Levin
2018-10-31 23:12 ` [PATCH AUTOSEL 3.18 21/22] signal: Always deliver the kernel's SIGKILL and SIGSTOP to a pid namespace init Sasha Levin
2018-10-31 23:12 ` [PATCH AUTOSEL 3.18 22/22] mfd: menelaus: Fix possible race condition and leak Sasha Levin
2018-11-01 0:27 ` Alexandre Belloni
2018-11-01 1:29 ` Sasha Levin
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