linux-kernel - Re: [PATCH] slimbus: ngd: Fix reference count leak in qcom_slim_ngd_notify

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Message-ID: <7eed86f6-97a9-487a-8161-3617597f7391@oss.qualcomm.com>
Date: Wed, 12 Nov 2025 10:09:38 +0000
From: Srinivas Kandagatla <srinivas.kandagatla@....qualcomm.com>
To: Vinod Koul <vkoul@...nel.org>, Srinivas Kandagatla <srini@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-arm-msm@...r.kernel.org, linux-sound@...r.kernel.org,
        linux-kernel@...r.kernel.org, Miaoqian Lin <linmq006@...il.com>
Cc: stable@...r.kernel.org
Subject: Re: [PATCH] slimbus: ngd: Fix reference count leak in
 qcom_slim_ngd_notify_slaves



On 11/12/25 5:13 AM, Vinod Koul wrote:
> 
> On Mon, 27 Oct 2025 14:06:01 +0800, Miaoqian Lin wrote:
>> The function qcom_slim_ngd_notify_slaves() calls of_slim_get_device() which
>> internally uses device_find_child() to obtain a device reference.
>> According to the device_find_child() documentation,
>> the caller must drop the reference with put_device() after use.
>>
>> Found via static analysis and this is similar to commit 4e65bda8273c
>> ("ASoC: wcd934x: fix error handling in wcd934x_codec_parse_data()")
>>
>> [...]
> 
> Applied, thanks!

These are slimbus patches? any reason why they are going via soundwire tree?

--srini>
> [1/1] slimbus: ngd: Fix reference count leak in qcom_slim_ngd_notify_slaves
>       commit: bcd8db9640bcad313f7fbf8433fcb5459cdd760a
> 
> Best regards,