Hi simran, [auto build test WARNING on iio/togreg] [also build test WARNING on v4.11-rc3 next-20170322] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/simran-singhal/staging-adis16060_core-Replace-mlock-with-buf_lock-and-refactor-code/20170323-031726 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg config: x86_64-randconfig-s0-03230201 (attached as .config) compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers/staging/iio/gyro/adis16060_core.c: In function 'adis16060_read_raw': >> drivers/staging/iio/gyro/adis16060_core.c:79: warning: unused variable 'st' vim +/st +79 drivers/staging/iio/gyro/adis16060_core.c 63 if (!ret) 64 *val = ((st->buf[0] & 0x3) << 12) | 65 (st->buf[1] << 4) | 66 ((st->buf[2] >> 4) & 0xF); 67 mutex_unlock(&st->buf_lock); 68 69 return ret; 70 } 71 72 static int adis16060_read_raw(struct iio_dev *indio_dev, 73 struct iio_chan_spec const *chan, 74 int *val, int *val2, 75 long mask) 76 { 77 u16 tval = 0; 78 int ret; > 79 struct adis16060_state *st = iio_priv(indio_dev); 80 81 switch (mask) { 82 case IIO_CHAN_INFO_RAW: 83 ret = adis16060_spi_write_than_read(indio_dev, 84 chan->address, &tval); 85 if (ret < 0) 86 return ret; 87 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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