From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Ding Xiang <dingxiang@cmss.chinamobile.com>,
Will Deacon <will@kernel.org>, Sasha Levin <sashal@kernel.org>,
catalin.marinas@arm.com, shuah@kernel.org, broonie@kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kselftest@vger.kernel.org
Subject: [PATCH AUTOSEL 6.4 08/13] kselftest/arm64: fix a memleak in zt_regs_run()
Date: Fri, 8 Sep 2023 14:00:54 -0400 [thread overview]
Message-ID: <20230908180100.3458151-8-sashal@kernel.org> (raw)
In-Reply-To: <20230908180100.3458151-1-sashal@kernel.org>
From: Ding Xiang <dingxiang@cmss.chinamobile.com>
[ Upstream commit 46862da15e37efedb7d2d21e167f506c0b533772 ]
If memcmp() does not return 0, "zeros" need to be freed to prevent memleak
Signed-off-by: Ding Xiang <dingxiang@cmss.chinamobile.com>
Link: https://lore.kernel.org/r/20230815074915.245528-1-dingxiang@cmss.chinamobile.com
Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
tools/testing/selftests/arm64/signal/testcases/zt_regs.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/testing/selftests/arm64/signal/testcases/zt_regs.c b/tools/testing/selftests/arm64/signal/testcases/zt_regs.c
index e1eb4d5c027ab..2e384d731618b 100644
--- a/tools/testing/selftests/arm64/signal/testcases/zt_regs.c
+++ b/tools/testing/selftests/arm64/signal/testcases/zt_regs.c
@@ -65,6 +65,7 @@ int zt_regs_run(struct tdescr *td, siginfo_t *si, ucontext_t *uc)
if (memcmp(zeros, (char *)zt + ZT_SIG_REGS_OFFSET,
ZT_SIG_REGS_SIZE(zt->nregs)) != 0) {
fprintf(stderr, "ZT data invalid\n");
+ free(zeros);
return 1;
}
--
2.40.1
next prev parent reply other threads:[~2023-09-08 18:03 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-08 18:00 [PATCH AUTOSEL 6.4 01/13] ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 02/13] kernel/fork: beware of __put_task_struct() calling context Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 03/13] rcuscale: Move rcu_scale_writer() schedule_timeout_uninterruptible() to _idle() Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 04/13] scftorture: Forgive memory-allocation failure if KASAN Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 05/13] ACPI: video: Add backlight=native DMI quirk for Lenovo Ideapad Z470 Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 06/13] perf/smmuv3: Enable HiSilicon Erratum 162001900 quirk for HIP08/09 Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 07/13] s390/boot: cleanup number of page table levels setup Sasha Levin
2023-09-08 18:00 ` Sasha Levin [this message]
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 09/13] perf/imx_ddr: speed up overflow frequency of cycle Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 10/13] ACPI: video: Add backlight=native DMI quirk for Apple iMac12,1 and iMac12,2 Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 11/13] hw_breakpoint: fix single-stepping when using bpf_overflow_handler Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 12/13] ACPI: x86: s2idle: Catch multiple ACPI_TYPE_PACKAGE objects Sasha Levin
2023-09-08 18:00 ` [PATCH AUTOSEL 6.4 13/13] selftests/nolibc: fix up kernel parameters support Sasha Levin
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