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: https://lore.kernel.org/oe-kbuild-all/202402231238.AWqLyIoM-lkp@xxxxxxxxx/ > > 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