On Thu, Jul 21, 2022 at 10:40:54PM +0200, Uwe Kleine-König wrote:
> It's not allowed to quit remove early without cleaning up completely.
> Otherwise this results in resource leaks that probably yield graver
> problems later. Here for example some tasklets might survive the lifetime
> of the sprd-dma device and access sdev which is freed after .remove()
> returns.
>
> As none of the device freeing requires an active device, just ignore the
> return value of pm_runtime_get_sync().
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
If you want a fixes line, that would be:
Fixes: 9b3b8171f7f4 ("dmaengine: sprd: Add Spreadtrum DMA driver")
but I'm not sure this is critical enough to be backported to stable. So
apply at will.
Best regards
Uwe
--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | https://www.pengutronix.de/ |
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