Re: [1/2] powerpc/83xx: fix use-after-free in mpc831x_usb_cfg()

[wen.yang99 at zte.com.cn]

> > The immr_node variable is still being used after the of_node_put() call,
> > which may result in use-after-free.
> 
> Was any known source code analysis tool involved to point such
> a questionable implementation detail out for further software
> development considerations?

Hi Markus, 
we developed a coccinelle script to detect such problems. 
This script is still being improved.
After a period of testing, we will send it to the LMKL mailing list later.

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Regards,
Wen