1:04 a.m.
Hi Alexandru,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iio/togreg]
[also build test WARNING on linux/master linus/master v5.11-rc7 next-20210125]
[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]
url:
https://github.com/0day-ci/linux/commits/Alexandru-Ardelean/iio-core-buff...
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
config: h8300-randconfig-s031-20210209 (attached as .config)
compiler: h8300-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-215-g0fb77bb6-dirty
#
https://github.com/0day-ci/linux/commit/9240fca112896274a76973066ca456b5b...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Alexandru-Ardelean/iio-core-buffer-add-support-for-multiple-IIO-buffers-per-IIO-device/20210210-182500
git checkout 9240fca112896274a76973066ca456b5b87eeb8c
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=h8300
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
"sparse warnings: (new ones prefixed by >>)"
> drivers/iio/industrialio-buffer.c:209:24: sparse: sparse:
incorrect type in return expression (different base types) @@ expected restricted
__poll_t @@ got int @@
drivers/iio/industrialio-buffer.c:209:24: sparse:
expected restricted __poll_t
drivers/iio/industrialio-buffer.c:209:24: sparse: got int
vim +209 drivers/iio/industrialio-buffer.c
200
201 __poll_t iio_buffer_poll_wrapper(struct file *filp,
202 struct poll_table_struct *wait)
203 {
204 struct iio_dev_buffer_pair *ib = filp->private_data;
205 struct iio_buffer *rb = ib->buffer;
206
207 /* check if buffer was opened through new API */
208 if (test_bit(IIO_BUSY_BIT_POS, &rb->flags))
209 return -EBUSY;
210
211 return iio_buffer_poll(filp, wait);
212 }
213
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org