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Message-ID: <202405120331.GAhwezaB-lkp@intel.com>
Date: Sun, 12 May 2024 03:18:39 +0800
From: kernel test robot <lkp@...el.com>
To: Yasin Lee <yasin.lee.x@...look.com>, jic23@...nel.org
Cc: llvm@...ts.linux.dev, 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: hexagon-allyesconfig (https://download.01.org/0day-ci/archive/20240512/202405120331.GAhwezaB-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project b910bebc300dafb30569cecc3017b446ea8eafa0)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240512/202405120331.GAhwezaB-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/202405120331.GAhwezaB-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/iio/proximity/hx9031as.c:12:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
| ^
In file included from drivers/iio/proximity/hx9031as.c:12:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
| ^
In file included from drivers/iio/proximity/hx9031as.c:12:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
In file included from drivers/iio/proximity/hx9031as.c:12:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:21:
In file included from include/linux/mm.h:2208:
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
>> drivers/iio/proximity/hx9031as.c:1478:16: warning: stack frame size (1072) exceeds limit (1024) in 'hx9031as_dump_show' [-Wframe-larger-than]
1478 | static ssize_t hx9031as_dump_show(struct file *file, char __user *user_buf, size_t count, loff_t *ppos)
| ^
8 warnings generated.
vim +/hx9031as_dump_show +1478 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
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