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From: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: srini@kernel.org, linux-kernel@vger.kernel.org,
	Ling Xu <quic_lxu5@quicinc.com>,
	stable@kernel.org, Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Subject: Re: [PATCH 1/4] misc: fastrpc: Save actual DMA size in fastrpc_map structure
Date: Fri, 12 Sep 2025 18:21:46 +0300	[thread overview]
Message-ID: <9f72e137-94de-4526-b3f0-769f82414c66@oss.qualcomm.com> (raw)
In-Reply-To: <2025091212-umpire-large-b601@gregkh>



On 12/09/2025 17:22, Greg KH wrote:
> On Fri, Sep 12, 2025 at 04:30:37PM +0300, Dmitry Baryshkov wrote:
>> On 12/09/2025 16:12, srini@kernel.org wrote:
>>> From: Ling Xu <quic_lxu5@quicinc.com>
>>>
>>> For user passed fd buffer, map is created using DMA calls. The
>>> map related information is stored in fastrpc_map structure. The
>>> actual DMA size is not stored in the structure. Store the actual
>>> size of buffer and check it against the user passed size.
>>>
>>> Fixes: c68cfb718c8f ("misc: fastrpc: Add support for context Invoke method")
>>> Cc: stable@kernel.org
>>> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
>>> Co-developed-by: Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
>>> Signed-off-by: Ekansh Gupta <ekansh.gupta@oss.qualcomm.com>
>>> Signed-off-by: Ling Xu <quic_lxu5@quicinc.com>
>>> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
>>> Signed-off-by: Srinivas Kandagatla <srini@kernel.org>
>>> ---
>>>    drivers/misc/fastrpc.c | 27 ++++++++++++++++++---------
>>>    1 file changed, 18 insertions(+), 9 deletions(-)
>>>
>>
>> Please use correct CC list when sending patches. You've missed several
>> entries from the MAINTAINERS file.
> 
> This is just to send these patches for me for my tree, it's not really a
> normal "review" as that should have already happened (based on the
> signed-off-by chain above.)

Yes, I'm sorry for the noise. I didn't notice that the patches were sent 
by Srini for inclusion into the 6.18 (there was no cover email, etc).

> 
> thanks,
> greg k-h

-- 
With best wishes
Dmitry


  reply	other threads:[~2025-09-12 15:21 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-12 13:12 [PATCH 0/4] fastrpc: fixes for 6.17 srini
2025-09-12 13:12 ` [PATCH 1/4] misc: fastrpc: Save actual DMA size in fastrpc_map structure srini
2025-09-12 13:30   ` Dmitry Baryshkov
2025-09-12 14:22     ` Greg KH
2025-09-12 15:21       ` Dmitry Baryshkov [this message]
2025-09-12 13:12 ` [PATCH 2/4] misc: fastrpc: Fix fastrpc_map_lookup operation srini
2025-09-12 13:12 ` [PATCH 3/4] misc: fastrpc: fix possible map leak in fastrpc_put_args srini
2025-09-12 13:12 ` [PATCH 4/4] misc: fastrpc: Skip reference for DMA handles srini

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