On Monday, November 18, 2013 03:46:34 PM Linus Torvalds wrote:
> On Mon, Nov 18, 2013 at 11:38 AM, Wolfram Sang <wsa@xxxxxxxxxxxxx> wrote:
> >
> > here is the pull request from the i2c subsystem for 3.13:
>
> So while resolving some fairly trivial conflicts here, I noticed that
> commit a76e9bd89ae7 ("i2c: attach/detach I2C client device to the ACPI
> power domain") that I got earlier through the ACPI/PM tree calls
> acpi_dev_pm_detach() even when the device "->remove()" function fails.
> But it only sets clientdata to NULL if it succeeds.
>
> That looks a bit odd.
>
> I didn't try to fix it, though. I just thought I'd point out the oddity.
Well, given that the driver core doesn't even check the return value of
dev->bus->remove(dev), I think doing the unconditional acpi_dev_pm_detach()
is actually correct and clientdata should be cleared unconditionally too.
Rafael
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