* [hwmon:hwmon-next 2/11] drivers/hwmon/pmbus/pmbus_core.c:1949:14: error: 'data' undeclared; did you mean '_data'?
@ 2019-06-05 22:31 kbuild test robot
0 siblings, 0 replies; only message in thread
From: kbuild test robot @ 2019-06-05 22:31 UTC (permalink / raw)
To: Adamski, Krzysztof (Nokia - PL/Wroclaw)
Cc: kbuild-all, linux-hwmon, Guenter Roeck, Alexander Sverdlin
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
head: b14a1f7369f2acadb78678402f03feb33d032e6d
commit: 8d719d6f3e97a0221e06670e2d0b89b327468bad [2/11] hwmon: (pmbus/core) mutex_lock write in pmbus_set_samples
config: xtensa-allyesconfig (attached as .config)
compiler: xtensa-linux-gcc (GCC) 7.4.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 8d719d6f3e97a0221e06670e2d0b89b327468bad
# save the attached .config to linux build tree
GCC_VERSION=7.4.0 make.cross ARCH=xtensa
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/linux/notifier.h:14:0,
from include/linux/memory_hotplug.h:7,
from include/linux/mmzone.h:802,
from include/linux/gfp.h:6,
from include/linux/xarray.h:14,
from include/linux/radix-tree.h:31,
from include/linux/fs.h:15,
from include/linux/debugfs.h:15,
from drivers/hwmon/pmbus/pmbus_core.c:9:
drivers/hwmon/pmbus/pmbus_core.c: In function 'pmbus_set_samples':
>> drivers/hwmon/pmbus/pmbus_core.c:1949:14: error: 'data' undeclared (first use in this function); did you mean '_data'?
mutex_lock(&data->update_lock);
^
include/linux/mutex.h:166:44: note: in definition of macro 'mutex_lock'
#define mutex_lock(lock) mutex_lock_nested(lock, 0)
^~~~
drivers/hwmon/pmbus/pmbus_core.c:1949:14: note: each undeclared identifier is reported only once for each function it appears in
mutex_lock(&data->update_lock);
^
include/linux/mutex.h:166:44: note: in definition of macro 'mutex_lock'
#define mutex_lock(lock) mutex_lock_nested(lock, 0)
^~~~
vim +1949 drivers/hwmon/pmbus/pmbus_core.c
1936
1937 static ssize_t pmbus_set_samples(struct device *dev,
1938 struct device_attribute *devattr,
1939 const char *buf, size_t count)
1940 {
1941 int ret;
1942 long val;
1943 struct i2c_client *client = to_i2c_client(dev->parent);
1944 struct pmbus_samples_reg *reg = to_samples_reg(devattr);
1945
1946 if (kstrtol(buf, 0, &val) < 0)
1947 return -EINVAL;
1948
> 1949 mutex_lock(&data->update_lock);
1950 ret = _pmbus_write_word_data(client, reg->page, reg->attr->reg, val);
1951 mutex_unlock(&data->update_lock);
1952
1953 return ret ? : count;
1954 }
1955
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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