linux-kernel - drivers/leds/flash/leds-rt8515.c:216: undefined reference to `v4l2_flash

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Date:   Fri, 12 Feb 2021 07:04:20 +0800
From:   kernel test robot <lkp@...el.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Pavel Machek <pavel@....cz>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>
Subject: drivers/leds/flash/leds-rt8515.c:216: undefined reference to
 `v4l2_flash_release'

Hi Linus,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   291009f656e8eaebbdfd3a8d99f6b190a9ce9deb
commit: e1c6edcbea13de025c3406645b4cce4ac3baf973 leds: rt8515: Add Richtek RT8515 LED driver
date:   12 days ago
config: i386-randconfig-a005-20210209 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e1c6edcbea13de025c3406645b4cce4ac3baf973
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout e1c6edcbea13de025c3406645b4cce4ac3baf973
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

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

All errors (new ones prefixed by >>):

   ld: drivers/leds/flash/leds-rt8515.o: in function `rt8515_v4l2_flash_release':
>> drivers/leds/flash/leds-rt8515.c:216: undefined reference to `v4l2_flash_release'
   ld: drivers/leds/flash/leds-rt8515.o: in function `rt8515_probe':
   drivers/leds/flash/leds-rt8515.c:354: undefined reference to `v4l2_flash_init'


vim +216 drivers/leds/flash/leds-rt8515.c

   213	
   214	static void rt8515_v4l2_flash_release(struct rt8515 *rt)
   215	{
 > 216		v4l2_flash_release(rt->v4l2_flash);
   217	}
   218	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (34040 bytes)