Re: [PATCH] led: trig: timer: stop offloading on deactivation

From: kernel test robot
Date: Fri Jul 28 2023 - 18:56:54 EST


Hi Daniel,

kernel test robot noticed the following build warnings:

[auto build test WARNING on lee-leds/for-leds-next]
[also build test WARNING on wireless-next/main wireless/main linus/master pavel-leds/for-next v6.5-rc3 next-20230728]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Daniel-Golle/led-trig-timer-stop-offloading-on-deactivation/20230728-203243
base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/leds.git for-leds-next
patch link: https://lore.kernel.org/r/728da6e11d34a39f717be07e246dcc4964b0fd51.1690542871.git.daniel%40makrotopia.org
patch subject: [PATCH] led: trig: timer: stop offloading on deactivation
config: mips-randconfig-r093-20230728 (https://download.01.org/0day-ci/archive/20230729/202307290641.SUCRTRMI-lkp@xxxxxxxxx/config)
compiler: mips-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230729/202307290641.SUCRTRMI-lkp@xxxxxxxxx/reproduce)

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/202307290641.SUCRTRMI-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> drivers/leds/trigger/ledtrig-timer.c:129:47: sparse: sparse: Using plain integer as NULL pointer
drivers/leds/trigger/ledtrig-timer.c:129:50: sparse: sparse: Using plain integer as NULL pointer

vim +129 drivers/leds/trigger/ledtrig-timer.c

123
124 static void timer_trig_deactivate(struct led_classdev *led_cdev)
125 {
126 /* Stop blinking */
127 led_set_brightness(led_cdev, LED_OFF);
128 if (led_cdev->blink_set)
> 129 led_cdev->blink_set(led_cdev, 0, 0);
130 }
131

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