Re: [PATCH v1 06/14] serial: 8250_bcm7271: Switch to use uart_read_port_properties()

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On Fri, Feb 23, 2024 at 12:14:38PM +0800, kernel test robot wrote:
> Hi Andy,
> kernel test robot noticed the following build warnings:

> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@xxxxxxxxx>
> | Closes:
> All warnings (new ones prefixed by >>):

>    In file included from arch/hexagon/include/asm/io.h:328:
>    include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
>      547 |         val = __raw_readb(PCI_IOBASE + addr);
>          |                           ~~~~~~~~~~ ^

Okay, the above is well known issue with hexagon arch, not related to the series.

> >> drivers/tty/serial/8250/8250_bcm7271.c:938:22: warning: unused variable 'np' [-Wunused-variable]
>      938 |         struct device_node *np = pdev->dev.of_node;
>          |                             ^~

This one is a good catch! Will be fixed in a new version.

With Best Regards,
Andy Shevchenko

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