Re: [PATCH v2 07/11] irqchip/gic-v3-its: Add its_vlpi_map helpers

[kbuild test robot <lkp@intel.com>]

[-- Attachment #1: Type: text/plain, Size: 2116 bytes --]

Hi Marc,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.4-rc6 next-20191108]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Marc-Zyngier/irqchip-gic-v3-its-Cleanup-and-fixes-for-Linux-5-5/20191110-061629
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 00aff6836241ae5654895dcea10e6d4fc5878ca6
config: arm64-defconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=arm64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All error/warnings (new ones prefixed by >>):

   drivers//irqchip/irq-gic-v3-its.c: In function 'dev_event_to_vlpi_map':
>> drivers//irqchip/irq-gic-v3-its.c:216:37: error: incompatible types when returning type 'struct its_vlpi_map' but 'struct its_vlpi_map *' was expected
     return its_dev->event_map.vlpi_maps[event];
            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
>> drivers//irqchip/irq-gic-v3-its.c:217:1: warning: control reaches end of non-void function [-Wreturn-type]
    }
    ^

vim +216 drivers//irqchip/irq-gic-v3-its.c

   209	
   210	static struct its_vlpi_map *dev_event_to_vlpi_map(struct its_device *its_dev,
   211						       u32 event)
   212	{
   213		if (WARN_ON_ONCE(event >= its_dev->event_map.nr_lpis))
   214			return NULL;
   215	
 > 216		return its_dev->event_map.vlpi_maps[event];
 > 217	}
   218	

---
0-DAY kernel test infrastructure                 Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org Intel Corporation

[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 45872 bytes --]