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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Dongliang Mu <dzm91@hust.edu.cn>,
	"David E . Box" <david.e.box@linux.intel.com>,
	Hans de Goede <hdegoede@redhat.com>,
	Sasha Levin <sashal@kernel.org>,
	markgross@kernel.org, platform-driver-x86@vger.kernel.org
Subject: [PATCH AUTOSEL 6.1 02/17] platform/x86/intel: vsec: Fix a memory leak in intel_vsec_add_aux
Date: Thu,  6 Apr 2023 07:31:56 -0400	[thread overview]
Message-ID: <20230406113211.648424-2-sashal@kernel.org> (raw)
In-Reply-To: <20230406113211.648424-1-sashal@kernel.org>

From: Dongliang Mu <dzm91@hust.edu.cn>

[ Upstream commit da0ba0ccce54059d6c6b788a75099bfce95126da ]

The first error handling code in intel_vsec_add_aux misses the
deallocation of intel_vsec_dev->resource.

Fix this by adding kfree(intel_vsec_dev->resource) in the error handling
code.

Reviewed-by: David E. Box <david.e.box@linux.intel.com>
Signed-off-by: Dongliang Mu <dzm91@hust.edu.cn>
Link: https://lore.kernel.org/r/20230309040107.534716-4-dzm91@hust.edu.cn
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/platform/x86/intel/vsec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/platform/x86/intel/vsec.c b/drivers/platform/x86/intel/vsec.c
index bb81b8b1f7e9b..483bb65651665 100644
--- a/drivers/platform/x86/intel/vsec.c
+++ b/drivers/platform/x86/intel/vsec.c
@@ -141,6 +141,7 @@ static int intel_vsec_add_aux(struct pci_dev *pdev, struct intel_vsec_device *in
 
 	ret = ida_alloc(intel_vsec_dev->ida, GFP_KERNEL);
 	if (ret < 0) {
+		kfree(intel_vsec_dev->resource);
 		kfree(intel_vsec_dev);
 		return ret;
 	}
-- 
2.39.2


  reply	other threads:[~2023-04-06 11:33 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-06 11:31 [PATCH AUTOSEL 6.1 01/17] f2fs: Fix f2fs_truncate_partial_nodes ftrace event Sasha Levin
2023-04-06 11:31 ` Sasha Levin [this message]
2023-04-06 11:31 ` [PATCH AUTOSEL 6.1 03/17] platform/x86 (gigabyte-wmi): Add support for A320M-S2H V2 Sasha Levin
2023-04-06 11:31 ` [PATCH AUTOSEL 6.1 04/17] selftests: sigaltstack: fix -Wuninitialized Sasha Levin
2023-04-06 11:31 ` [PATCH AUTOSEL 6.1 05/17] scsi: megaraid_sas: Fix fw_crash_buffer_show() Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 06/17] scsi: core: Improve scsi_vpd_inquiry() checks Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 07/17] net: dsa: b53: mmap: add phy ops Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 08/17] platform/x86: gigabyte-wmi: add support for B650 AORUS ELITE AX Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 09/17] s390/ptrace: fix PTRACE_GET_LAST_BREAK error handling Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 10/17] nvme-pci: mark Lexar NM760 as IGNORE_DEV_SUBNQN Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 11/17] drm: buddy_allocator: Fix buddy allocator init on 32-bit systems Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 12/17] drm: test: Fix 32-bit issue in drm_buddy_test Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 13/17] nvme-tcp: fix a possible UAF when failing to allocate an io queue Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 14/17] xen/netback: use same error messages for same errors Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 15/17] platform/x86: gigabyte-wmi: add support for X570S AORUS ELITE Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 16/17] platform/x86: asus-nb-wmi: Add quirk_asus_tablet_mode to other ROG Flow X13 models Sasha Levin
2023-04-06 11:32 ` [PATCH AUTOSEL 6.1 17/17] mtd: spi-nor: fix memory leak when using debugfs_lookup() Sasha Levin

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