Messages in this thread | | | From | Andy Shevchenko <> | Date | Fri, 19 Jan 2024 18:09:28 +0200 | Subject | Re: [PATCH v7 5/6] spi: cs42l43: Add SPI controller support |
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On Fri, Jan 19, 2024 at 1:49 PM Charles Keepax <ckeepax@opensource.cirrus.com> wrote: > On Thu, Jan 18, 2024 at 07:06:13PM +0200, andy.shevchenko@gmail.com wrote:
..
> > > + if (is_of_node(fwnode)) > > > + fwnode = fwnode_get_named_child_node(fwnode, "spi"); > > > > You can actually drop these is_of_node() tests and use another variable In > > ACPI there can't be child node in small letters. > > is_of_node feels pretty clear what the intent is, rather than > relying on nodes not existing etc. > > > But main problem here (and in another driver where the similar is used) that > > you bumped reference count for fwnode. I haven't seen where you drop it back. > > Have you tested rmmod/modprobe in a loop? > > Yeah it should drop the reference will add that.
Note, this will require an additional variable anyway (as in the infamous `x = realloc(x...)` mistake).
-- With Best Regards, Andy Shevchenko
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