From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
jonathan.kim@amd.com, kevin1.wang@amd.com, airlied@linux.ie,
Bernard Zhao <bernard@vivo.com>,
Felix Kuehling <Felix.Kuehling@amd.com>,
Xinhui.Pan@amd.com, tao.zhou1@amd.com,
amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
Alex Deucher <alexander.deucher@amd.com>,
tiantao6@hisilicon.com, shaoyun.liu@amd.com,
john.clements@amd.com, christian.koenig@amd.com,
Hawking.Zhang@amd.com
Subject: [PATCH AUTOSEL 5.15 26/39] drm/amd/amdgpu: fix potential memleak
Date: Thu, 25 Nov 2021 21:31:43 -0500 [thread overview]
Message-ID: <20211126023156.441292-26-sashal@kernel.org> (raw)
In-Reply-To: <20211126023156.441292-1-sashal@kernel.org>
From: Bernard Zhao <bernard@vivo.com>
[ Upstream commit 27dfaedc0d321b4ea4e10c53e4679d6911ab17aa ]
In function amdgpu_get_xgmi_hive, when kobject_init_and_add failed
There is a potential memleak if not call kobject_put.
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Bernard Zhao <bernard@vivo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 978ac927ac11d..a799e0b1ff736 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -386,6 +386,7 @@ struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev)
"%s", "xgmi_hive_info");
if (ret) {
dev_err(adev->dev, "XGMI: failed initializing kobject for xgmi hive\n");
+ kobject_put(&hive->kobj);
kfree(hive);
hive = NULL;
goto pro_end;
--
2.33.0
prev parent reply other threads:[~2021-11-26 2:32 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20211126023156.441292-1-sashal@kernel.org>
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 05/39] drm/sun4i: fix unmet dependency on RESET_CONTROLLER for PHY_SUN6I_MIPI_DPHY Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 24/39] drm/amd/pm: Remove artificial freq level on Navi1x Sasha Levin
2021-11-26 2:31 ` [PATCH AUTOSEL 5.15 25/39] drm/amd/amdkfd: Fix kernel panic when reset failed and been triggered again Sasha Levin
2021-11-26 2:31 ` Sasha Levin [this message]
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