linux-kernel - Re: [PATCH v10 12/16] leds: lp55xx: Add multicolor framework support to lp55xx

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Message-ID: <201910020931.WmXKgxsC%lkp@intel.com>
Date:   Wed, 2 Oct 2019 09:24:18 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Dan Murphy <dmurphy@...com>
Cc:     kbuild-all@...org, jacek.anaszewski@...il.com, pavel@....cz,
        linux-leds@...r.kernel.org, linux-kernel@...r.kernel.org,
        Dan Murphy <dmurphy@...com>
Subject: Re: [PATCH v10 12/16] leds: lp55xx: Add multicolor framework support
 to lp55xx

Hi Dan,

I love your patch! Yet something to improve:

[auto build test ERROR on j.anaszewski-leds/for-next]
[cannot apply to v5.4-rc1 next-20191001]
[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/Dan-Murphy/Multicolor-Framework/20191002-062337
base:   https://git.kernel.org/pub/scm/linux/kernel/git/j.anaszewski/linux-leds.git for-next
config: x86_64-rhel (attached as .config)
compiler: gcc-7 (Debian 7.4.0-13) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

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

All errors (new ones prefixed by >>):

>> ERROR: "led_classdev_multicolor_register_ext" [drivers/leds/leds-lp55xx-common.ko] undefined!
>> ERROR: "led_mc_calc_brightness" [drivers/leds/leds-lp55xx-common.ko] undefined!

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