Re: Re: [PATCH v2] Bluetooth: 6LoWPAN: Add missing check for skb_clone

From: Jiasheng Jiang
Date: Sun Mar 19 2023 - 23:09:09 EST


On Mon, Mar 20, 2023 at 10:54:40AM +0800, Jiasheng Jiang wrote:
> On Sat, Mar 18, 2023 at 05:03:21AM +0800, Simon Horman wrote:
>> On Wed, Mar 15, 2023 at 03:06:21PM +0800, Jiasheng Jiang wrote:
>>> Add the check for the return value of skb_clone since it may return NULL
>>> pointer and cause NULL pointer dereference in send_pkt.
>>>
>>> Fixes: 18722c247023 ("Bluetooth: Enable 6LoWPAN support for BT LE devices")
>>> Signed-off-by: Jiasheng Jiang <jiasheng@xxxxxxxxxxx>
>>> ---
>>> Changelog:
>>>
>>> v1 -> v2:
>>>
>>> 1. Modify the error handling in the loop.
>>
>> I think that at a minimum this needs to be included in the patch description.
>> Or better, in it's own patch with it's own fixes tag.
>> It seems like a fundamental change to the error handling to me.
>
> I will submit a separate patch to modify the error handling in the loop.
> You can directly review the v1.
> Link:https://lore.kernel.org/all/20230313090346.48778-1-jiasheng@xxxxxxxxxxx/

I think it would be better to send a patch series.

Thanks,
Jiang