Re: Re: [PATCH v3] serial: pch_uart: potential dereference of null pointer

[Jiasheng Jiang]

On Mon, Dec 20, 2021 at 11:37:58AM +0800, Greg KH wrote:
> This patch is obviously not correct, and will cause problems if it were
> accepted.
>
> Please work on whatever tool you are using to find and make these
> changes, as it is not working properly.
>
> Or, if this was a manual change, please work on your kernel programming
> skills.  There are a number of bugs in this proposed change, showing
> that it was not tested at all.

Sorry, I am not so familiar with the kernel and I really change the code manually.
Could you please tell me what's wrong with my patch with more details?
And I just find that I may forget to release the chan.
Is that all?
Or there are other bugs I need to deal with.

Sincerely thanks,
Jiasheng