Re: Possible null pointer dereference in rcar-dmac.ko

[Kuninori Morimoto]

Hi Laurent

> I don't think this fully fixes the problem, as the rcar_dmac_isr_error() IRQ 
> handler is still registered before all this. Furthermore, at least some of the 
> initialization at the end of rcar_dmac_chan_probe() has to be moved before the 
> rcar_dmac_isr_channel() IRQ handler registration.
> 
> Let's not commit a quick hack but fix the problem correctly, we should ensure 
> that all the initialization needed by IRQ handlers is performed before they 
> get registered.

Yeah, indeed.
We need v2 patch

Best regards
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Kuninori Morimoto