On Mon, 08 Oct 2018 11:34:12 +0200,
Mark Brown wrote:
>
> On Fri, Oct 05, 2018 at 12:14:03PM -0400, Sasha Levin wrote:
> > From: Yu Zhao
> >
> > [ Upstream commit b61749a89f826eb61fc59794d9e4697bd246eb61 ]
> >
> > In snd_hdac_bus_init_chip(), we enable interrupt before
> > snd_hdac_bus_init_cmd
On Fri, Oct 05, 2018 at 12:14:03PM -0400, Sasha Levin wrote:
> From: Yu Zhao
>
> [ Upstream commit b61749a89f826eb61fc59794d9e4697bd246eb61 ]
>
> In snd_hdac_bus_init_chip(), we enable interrupt before
> snd_hdac_bus_init_cmd_io() initializing dma buffers. If irq has
> been acquired and irq hand
From: Yu Zhao
[ Upstream commit b61749a89f826eb61fc59794d9e4697bd246eb61 ]
In snd_hdac_bus_init_chip(), we enable interrupt before
snd_hdac_bus_init_cmd_io() initializing dma buffers. If irq has
been acquired and irq handler uses the dma buffer, kernel may crash
when interrupt comes in.
Fix the
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