On Mon, Oct 24, 2016 at 10:37:53PM +0200, Arnd Bergmann wrote:

> I think my patch (the version I sent) should ideally make it into
> v4.9 as a bugfix. This was the powerpc warning I saw from Olof's
> autobuilder with the -Wmaybe-uninitialized warning added back, and
> it's one of the actual bugs I found (though rather unlikely
> to hit in practice).

> Merging with Heiner's patches should be trivial, and I'm pretty
> sure we want the patch either way. Not sure if we need a backport,
> it was introduced earlier this year in commit 6319a68011b8
> ("spi/fsl-espi: avoid infinite loops on fsl_espi_cpu_irq()") as
> I now found.

Sorry but I've lost track of which patches are being talked about here.
If there's stuff for v4.9 can you send me a version that applies on
Linus' tree and I'll merge that up into what's applied for -next?