[PATCH v2 20/25] tty: serial: samsung_tty: Use devm_ioremap_resource

Krzysztof Kozlowski krzk at kernel.org
Sat Feb 20 14:13:23 EST 2021

On Thu, Feb 18, 2021 at 11:01:21PM +0900, Hector Martin wrote:
> On 16/02/2021 03.51, Krzysztof Kozlowski wrote:
> > > Also fix a bug checking the return value, which should use IS_ERR().
> > 
> > No, no, no. We never, never combine fixing bugs with some rework.
> > However devm_ioremap() returns NULL so where is the error?
> Sorry, this was a commit message mistake. The code is correct and so is the
> patch: just the NULL check is correct for the previous variant and IS_ERR is
> correct for devm_ioremap_resource. I confused myself while writing the
> commit message after the fact.
> > Did you test your patches on existing platforms? If not, please mark all
> > of them as RFT on next submission, so Greg does not pick them too fast.
> I unfortunately don't have any Exynos devices where I could test the code (I
> have a couple but no serial connections, and I have no idea if mailine would
> run on them). I'll mark v3 as RFT.

If you have one of Odroid boards with Exynos, then you can nicely test
Exynos. Others - depends, on board.
Anyway I can test them for you. I just want to be sure that Greg waits
for this testing.

Best regards,

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