linux-kernel - Re: [PATCH] iio:proximity:hx9031as: Add TYHX HX9031AS/HX9023S sensor driver

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Date: Sun, 12 May 2024 02:36:30 +0800
From: kernel test robot <lkp@...el.com>
To: Yasin Lee <yasin.lee.x@...look.com>, jic23@...nel.org
Cc: oe-kbuild-all@...ts.linux.dev, lars@...afoo.de, swboyd@...omium.org,
	nuno.a@...log.com, andy.shevchenko@...il.com,
	u.kleine-koenig@...gutronix.de, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org, yasin.lee.x@...il.com,
	yasin.lee.x@...look.com
Subject: Re: [PATCH] iio:proximity:hx9031as: Add TYHX HX9031AS/HX9023S sensor
 driver

Hi Yasin,

kernel test robot noticed the following build warnings:

[auto build test WARNING on jic23-iio/togreg]
[also build test WARNING on linus/master v6.9-rc7 next-20240510]
[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/Yasin-Lee/iio-proximity-hx9031as-Add-TYHX-HX9031AS-HX9023S-sensor-driver/20240510-173839
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link:    https://lore.kernel.org/r/SN7PR12MB8101EDFA7F91A59761095A28A4E72%40SN7PR12MB8101.namprd12.prod.outlook.com
patch subject: [PATCH] iio:proximity:hx9031as: Add TYHX HX9031AS/HX9023S sensor driver
config: openrisc-allmodconfig (https://download.01.org/0day-ci/archive/20240512/202405120249.yMpobA26-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240512/202405120249.yMpobA26-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/202405120249.yMpobA26-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/iio/proximity/hx9031as.c: In function 'hx9031as_dump_show':
>> drivers/iio/proximity/hx9031as.c:1497:1: warning: the frame size of 1044 bytes is larger than 1024 bytes [-Wframe-larger-than=]
    1497 | }
         | ^


vim +1497 drivers/iio/proximity/hx9031as.c

  1477	
  1478	static ssize_t hx9031as_dump_show(struct file *file, char __user *user_buf, size_t count, loff_t *ppos)
  1479	{
  1480		int ret = -1;
  1481		uint8_t rx_buf[1] = {0};
  1482		char buf[BUF_SIZE * 2] = {0};
  1483		char *p = buf;
  1484		int ii = 0;
  1485	
  1486		for (ii = 0; ii < ARRAY_SIZE(hx9031as_reg_init_list); ii++) {
  1487			ret = hx9031as_read(hx9031as_reg_init_list[ii].addr, rx_buf, 1);
  1488			if (ret != 0)
  1489				PRINT_ERR("hx9031as_read failed\n");
  1490			PRINT_INF("0x%02X=0x%02X\n", hx9031as_reg_init_list[ii].addr, rx_buf[0]);
  1491			p += snprintf(p, PAGE_SIZE, "0x%02X=0x%02X\n", hx9031as_reg_init_list[ii].addr, rx_buf[0]);
  1492		}
  1493	
  1494		p += snprintf(p, PAGE_SIZE, "driver version:%s\n", HX9031AS_DRIVER_VER);
  1495	
  1496		return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
> 1497	}
  1498	

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