linux-kernel - Re: [PATCH v2 3/4] gpio: imx-rpmsg: add imx-rpmsg GPIO driver

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Message-ID: <202509250023.gNpm32hs-lkp@intel.com>
Date: Thu, 25 Sep 2025 01:07:45 +0800
From: kernel test robot <lkp@...el.com>
To: Shenwei Wang <shenwei.wang@....com>,
	Bjorn Andersson <andersson@...nel.org>,
	Mathieu Poirier <mathieu.poirier@...aro.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>
Cc: oe-kbuild-all@...ts.linux.dev,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>, Peng Fan <peng.fan@....com>,
	linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-imx@....com,
	Shenwei Wang <shenwei.wang@....com>
Subject: Re: [PATCH v2 3/4] gpio: imx-rpmsg: add imx-rpmsg GPIO driver

Hi Shenwei,

kernel test robot noticed the following build warnings:

[auto build test WARNING on remoteproc/rproc-next]
[also build test WARNING on brgl/gpio/for-next shawnguo/for-next linus/master v6.17-rc7 next-20250923]
[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/Shenwei-Wang/dt-bindings-remoteproc-imx_rproc-Add-rpmsg-subnode-support/20250923-040844
base:   https://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux.git rproc-next
patch link:    https://lore.kernel.org/r/20250922200413.309707-4-shenwei.wang%40nxp.com
patch subject: [PATCH v2 3/4] gpio: imx-rpmsg: add imx-rpmsg GPIO driver
config: arm64-randconfig-r121-20250924 (https://download.01.org/0day-ci/archive/20250925/202509250023.gNpm32hs-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250925/202509250023.gNpm32hs-lkp@intel.com/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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202509250023.gNpm32hs-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/gpio/gpio-imx-rpmsg.c:410:44: sparse: sparse: Using plain integer as NULL pointer

vim +410 drivers/gpio/gpio-imx-rpmsg.c

   405	
   406	static void imx_rpmsg_gpio_remove_action(void *data)
   407	{
   408		struct imx_rpmsg_gpio_port *port = data;
   409	
 > 410		port->info.port_store[port->idx] = 0;
   411	}
   412	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki