From: Manivannan Sadhasivam <mani@kernel.org>
To: Wentao Liang <vulab@iscas.ac.cn>
Cc: linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org,
mchehab+huawei@kernel.org, neil.armstrong@linaro.org,
vkoul@kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] phy: HiSilicon: Fix PCIe device reference leak in hi3670_pcie_get_resources_from_pcie()
Date: Mon, 12 Oct 2026 21:36:35 +0530 [thread overview]
Message-ID: <as0Fef-JdS-fVBLI@debian> (raw)
In-Reply-To: <20260917133935.2153674-1-vulab@iscas.ac.cn>
On Thu, Sep 17, 2026 at 01:39:35PM +0000, Wentao Liang wrote:
> hi3670_pcie_get_resources_from_pcie() gets a reference to the PCIe
> platform device with bus_find_device_by_of_node(), but never releases
> it. The reference is not stored anywhere, so it is leaked both when
> dev_get_regmap() fails and on the success path.
>
> Drop the reference right after the regmap lookup, the last use of the
> device.
>
> Fixes: 73075011ffff ("phy: HiSilicon: Add driver for Kirin 970 PCIe PHY")
> Cc: stable@vger.kernel.org
Please don't CC stable for these trivial fixes.
> Signed-off-by: Wentao Liang <vulab@iscas.ac.cn>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
- Mani
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prev parent reply other threads:[~2026-10-12 16:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-17 13:39 [PATCH] phy: HiSilicon: Fix PCIe device reference leak in hi3670_pcie_get_resources_from_pcie() Wentao Liang
2026-10-12 16:06 ` Manivannan Sadhasivam [this message]
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