From: kernel test robot <lkp@intel.com>
To: Anup Sharma <anupnewsmail@gmail.com>, zbr@ioremap.net
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: w1: slaves: Drop unnecessary explicit casting
Date: Thu, 20 Apr 2023 10:35:15 +0800 [thread overview]
Message-ID: <202304201037.YqeNgQrk-lkp@intel.com> (raw)
In-Reply-To: <ZECFjQMLwnoYPMeL@yoga>
Hi Anup,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linus/master]
[also build test WARNING on v6.3-rc7 next-20230419]
[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/Anup-Sharma/drivers-w1-slaves-Drop-unnecessary-explicit-casting/20230420-082340
patch link: https://lore.kernel.org/r/ZECFjQMLwnoYPMeL%40yoga
patch subject: [PATCH] drivers: w1: slaves: Drop unnecessary explicit casting
config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230420/202304201037.YqeNgQrk-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/211461ea088a31e3a084fd539e243c9d32db3cb6
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Anup-Sharma/drivers-w1-slaves-Drop-unnecessary-explicit-casting/20230420-082340
git checkout 211461ea088a31e3a084fd539e243c9d32db3cb6
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/w1/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304201037.YqeNgQrk-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from include/linux/device.h:15,
from drivers/w1/slaves/w1_ds2433.c:11:
drivers/w1/slaves/w1_ds2433.c: In function 'eeprom_write':
>> drivers/w1/slaves/w1_ds2433.c:216:35: warning: format '%p' expects argument of type 'void *', but argument 3 has type 'loff_t' {aka 'long long int'} [-Wformat=]
216 | dev_err(&sl->dev, "invalid offset/count off=%pe cnt=%zd\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/w1/slaves/w1_ds2433.c:216:17: note: in expansion of macro 'dev_err'
216 | dev_err(&sl->dev, "invalid offset/count off=%pe cnt=%zd\n",
| ^~~~~~~
drivers/w1/slaves/w1_ds2433.c:216:62: note: format string is defined here
216 | dev_err(&sl->dev, "invalid offset/count off=%pe cnt=%zd\n",
| ~^
| |
| void *
| %lld
drivers/w1/slaves/w1_ds2433.c:224:43: warning: format '%p' expects argument of type 'void *', but argument 3 has type 'loff_t' {aka 'long long int'} [-Wformat=]
224 | dev_err(&sl->dev, "bad CRC at offset %pe\n", off);
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/w1/slaves/w1_ds2433.c:224:25: note: in expansion of macro 'dev_err'
224 | dev_err(&sl->dev, "bad CRC at offset %pe\n", off);
| ^~~~~~~
drivers/w1/slaves/w1_ds2433.c:224:63: note: format string is defined here
224 | dev_err(&sl->dev, "bad CRC at offset %pe\n", off);
| ~^
| |
| void *
| %lld
--
In file included from include/linux/device.h:15,
from drivers/w1/slaves/w1_ds28e04.c:11:
drivers/w1/slaves/w1_ds28e04.c: In function 'eeprom_write':
>> drivers/w1/slaves/w1_ds28e04.c:237:43: warning: format '%p' expects argument of type 'void *', but argument 3 has type 'loff_t' {aka 'long long int'} [-Wformat=]
237 | dev_err(&sl->dev, "invalid offset/count off=%pe cnt=%zd\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/w1/slaves/w1_ds28e04.c:237:25: note: in expansion of macro 'dev_err'
237 | dev_err(&sl->dev, "invalid offset/count off=%pe cnt=%zd\n",
| ^~~~~~~
drivers/w1/slaves/w1_ds28e04.c:237:70: note: format string is defined here
237 | dev_err(&sl->dev, "invalid offset/count off=%pe cnt=%zd\n",
| ~^
| |
| void *
| %lld
drivers/w1/slaves/w1_ds28e04.c:246:51: warning: format '%p' expects argument of type 'void *', but argument 3 has type 'loff_t' {aka 'long long int'} [-Wformat=]
246 | dev_err(&sl->dev, "bad CRC at offset %pe\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/w1/slaves/w1_ds28e04.c:246:33: note: in expansion of macro 'dev_err'
246 | dev_err(&sl->dev, "bad CRC at offset %pe\n",
| ^~~~~~~
drivers/w1/slaves/w1_ds28e04.c:246:71: note: format string is defined here
246 | dev_err(&sl->dev, "bad CRC at offset %pe\n",
| ~^
| |
| void *
| %lld
vim +216 drivers/w1/slaves/w1_ds2433.c
202
203 static ssize_t eeprom_write(struct file *filp, struct kobject *kobj,
204 struct bin_attribute *bin_attr, char *buf,
205 loff_t off, size_t count)
206 {
207 struct w1_slave *sl = kobj_to_w1_slave(kobj);
208 int addr, len, idx;
209
210 if ((count = w1_f23_fix_count(off, count, W1_EEPROM_SIZE)) == 0)
211 return 0;
212
213 #ifdef CONFIG_W1_SLAVE_DS2433_CRC
214 /* can only write full blocks in cached mode */
215 if ((off & W1_PAGE_MASK) || (count & W1_PAGE_MASK)) {
> 216 dev_err(&sl->dev, "invalid offset/count off=%pe cnt=%zd\n",
217 off, count);
218 return -EINVAL;
219 }
220
221 /* make sure the block CRCs are valid */
222 for (idx = 0; idx < count; idx += W1_PAGE_SIZE) {
223 if (crc16(CRC16_INIT, &buf[idx], W1_PAGE_SIZE) != CRC16_VALID) {
224 dev_err(&sl->dev, "bad CRC at offset %pe\n", off);
225 return -EINVAL;
226 }
227 }
228 #endif /* CONFIG_W1_SLAVE_DS2433_CRC */
229
230 mutex_lock(&sl->master->bus_mutex);
231
232 /* Can only write data to one page at a time */
233 idx = 0;
234 while (idx < count) {
235 addr = off + idx;
236 len = W1_PAGE_SIZE - (addr & W1_PAGE_MASK);
237 if (len > (count - idx))
238 len = count - idx;
239
240 if (w1_f23_write(sl, addr, len, &buf[idx]) < 0) {
241 count = -EIO;
242 goto out_up;
243 }
244 idx += len;
245 }
246
247 out_up:
248 mutex_unlock(&sl->master->bus_mutex);
249
250 return count;
251 }
252
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
next prev parent reply other threads:[~2023-04-20 2:36 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-20 0:21 Anup Sharma
2023-04-20 2:35 ` kernel test robot [this message]
2023-04-20 6:29 ` kernel test robot
2023-04-23 13:38 ` Krzysztof Kozlowski
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