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From: Krzysztof Kozlowski <krzk@kernel.org>
To: Guangshuo Li <lgs201920130244@gmail.com>
Cc: Antti Palosaari <crope@iki.fi>,
	linux-media@vger.kernel.org, stable@vger.kernel.org,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] media: rtl28xxu: fix SDR platform device leak
Date: Mon, 21 Sep 2026 23:59:20 +0200	[thread overview]
Message-ID: <a531edad-2664-4a38-82d9-e0512665ded2@kernel.org> (raw)
In-Reply-To: <arFKbVZ0E846MS-2@quoll>

On 21/09/2026 17:17, krzk@kernel.org wrote:
> 
> On Mon, 21 Sep 2026 16:15:42 +0800, Guangshuo Li wrote:
>> rtl2832u_tuner_attach() registers an rtl2832_sdr platform device, but
>> if registration succeeds without a bound driver, it breaks out without
>> unregistering the device.
>>
>> dev->platform_device_sdr is assigned only after a driver is bound, so
>> rtl28xxu_tuner_detach() cannot unregister the unbound device later.
>> This leaves the registered platform device and its associated resources
>> allocated.
>>
>> Split the registration failure and driver binding checks. Unregister
>> the successfully registered platform device when no driver is bound
>> before leaving the switch.
>>
>> The issue was identified by a static analysis tool I developed and
>> confirmed by manual review.
>>
>> Fixes: a2f7f220df5e ("[media] rtl28xxu: switch SDR module to platform driver")
>> Cc: stable@vger.kernel.org
>> Signed-off-by: Guangshuo Li <lgs201920130244@gmail.com>
>> ---
>>  drivers/media/usb/dvb-usb-v2/rtl28xxu.c | 6 +++++-
>>  1 file changed, 5 insertions(+), 1 deletion(-)
>>
> 
> 
> You sent multiple independent patches, to multiple independent
> subsystems. The amount of these patches clearly suggest this was
> AI generated and most likely not tested.
> 
> More importantly, you sent all this work without properly organizing
> relevant patches into patchsets. This makes reviewing difficult
> and might cause multiple reviewers to address the same issue.
> Replying to the entire set is impossible and requires handling each
> patch independently, instead of applying or discarding the set.
> Maintainers also won't see the bigger picture of your work. Quite
> worrying.
> 
> This is on the verge of hostile patch: bomb us with so many
> contributions, we won't be able to handle them in efficient manner,
> like responding ONCE to ask you to slow down.  Considering all this
> is untested and LLM generated, I have even more doubts whether this
> should be considered for review.
> 
> Please read kernel documentation BEFORE posting more work. It will
> explain you how to identify subsystems, how to organize your work per
> subsystem, how to document usage of LLM and how what you should not
> do if this was posted in a good faith.
> 

Apologies for spamming here, mistake on my side.

I guess the OpenClaw on the other side did not even notice...

Best regards,
Krzysztof

  reply	other threads:[~2026-09-21 21:59 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-21  8:15 [PATCH] media: rtl28xxu: fix SDR platform device leak Guangshuo Li
2026-09-21 15:05 ` krzk
2026-09-21 15:08 ` krzk
2026-09-21 15:17 ` krzk
2026-09-21 21:59   ` Krzysztof Kozlowski [this message]
2026-09-23  8:49 ` Hans Verkuil
2026-09-24 13:52   ` Guangshuo Li

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