Re: [PATCH] Staging: nvec: Fix pm_power_off reset condition in tegra_nvec_remove

From: kernel test robot
Date: Mon Feb 10 2025 - 09:09:36 EST


Hi Dima,

kernel test robot noticed the following build warnings:

[auto build test WARNING on staging/staging-testing]

url: https://github.com/intel-lab-lkp/linux/commits/Dima-Volkovsk/Staging-nvec-Fix-pm_power_off-reset-condition-in-tegra_nvec_remove/20250210-041929
base: staging/staging-testing
patch link: https://lore.kernel.org/r/20250209201752.66313-1-s0ldw3ll%40gmail.com
patch subject: [PATCH] Staging: nvec: Fix pm_power_off reset condition in tegra_nvec_remove
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20250210/202502102138.1CqFj1nV-lkp@xxxxxxxxx/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250210/202502102138.1CqFj1nV-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/202502102138.1CqFj1nV-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

drivers/staging/nvec/nvec.c: In function 'tegra_nvec_remove':
>> drivers/staging/nvec/nvec.c:908:13: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
908 | if (pm_power_off = nvec_power_off)
| ^~~~~~~~~~~~


vim +908 drivers/staging/nvec/nvec.c

896
897 static void tegra_nvec_remove(struct platform_device *pdev)
898 {
899 struct nvec_chip *nvec = platform_get_drvdata(pdev);
900
901 nvec_toggle_global_events(nvec, false);
902 mfd_remove_devices(nvec->dev);
903 nvec_unregister_notifier(nvec, &nvec->nvec_status_notifier);
904 cancel_work_sync(&nvec->rx_work);
905 cancel_work_sync(&nvec->tx_work);
906
907 /* only reset pm_power_off if it's our handler */
> 908 if (pm_power_off = nvec_power_off)
909 pm_power_off = NULL;
910 }
911

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https://github.com/intel/lkp-tests/wiki