Hi Crestez, [auto build test WARNING on iio/togreg] [also build test WARNING on v4.6-rc2 next-20160407] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Crestez-Dan-Leonard/Support-for-max44000-Ambient-and-Infrared-Proximity-Sensor/20160408-003121 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg config: s390-allyesconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=s390 All warnings (new ones prefixed by >>): drivers/iio/light/max44000.c: In function 'max44000_trigger_handler': >> drivers/iio/light/max44000.c:513:1: warning: 'max44000_trigger_handler' uses dynamic stack allocation } ^ vim +/max44000_trigger_handler +513 drivers/iio/light/max44000.c 497 if (*indio_dev->active_scan_mask & (1 << MAX44000_SCAN_INDEX_PRX)) { 498 ret = regmap_read(data->regmap, MAX44000_REG_PRX_DATA, ®val); 499 if (ret < 0) 500 goto out_unlock; 501 *pos = regval; 502 } 503 mutex_unlock(&data->lock); 504 505 iio_push_to_buffers_with_timestamp(indio_dev, buf, iio_get_time_ns()); 506 iio_trigger_notify_done(indio_dev->trig); 507 return IRQ_HANDLED; 508 509 out_unlock: 510 mutex_unlock(&data->lock); 511 iio_trigger_notify_done(indio_dev->trig); 512 return IRQ_HANDLED; > 513 } 514 515 static int max44000_probe(struct i2c_client *client, 516 const struct i2c_device_id *id) 517 { 518 struct max44000_data *data; 519 struct iio_dev *indio_dev; 520 int ret, reg; 521 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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