Hi Ramona, kernel test robot noticed the following build warnings: https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Ramona-Alexandra-Nechita/dt-bindings-iio-adc-add-a7779-doc/20240725-000001 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg patch link: https://lore.kernel.org/r/20240724155517.12470-5-ramona.nechita%40analog.com patch subject: [PATCH v4 3/3] drivers: iio: adc: add support for ad777x family config: hexagon-randconfig-r081-20240728 (https://download.01.org/0day-ci/archive/20240729/202407290151.pCUNfKeG-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project ccae7b461be339e717d02f99ac857cf0bc7d17fc) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> | Closes: https://lore.kernel.org/r/202407290151.pCUNfKeG-lkp@xxxxxxxxx/ smatch warnings: drivers/iio/adc/ad7779.c:779 ad7779_probe() error: uninitialized symbol 'ret'. vim +/ret +779 drivers/iio/adc/ad7779.c ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 761 static int ad7779_probe(struct spi_device *spi) ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 762 { ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 763 struct iio_dev *indio_dev; ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 764 struct ad7779_state *st; ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 765 struct gpio_desc *reset_gpio, *start_gpio; ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 766 int ret; ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 767 ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 768 indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 769 if (!indio_dev) ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 770 return -ENOMEM; ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 771 ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 772 st = iio_priv(indio_dev); ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 773 ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 774 st->mclk = devm_clk_get_enabled(&spi->dev, "mclk"); ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 775 if (IS_ERR(st->mclk)) ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 776 return PTR_ERR(st->mclk); ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 777 ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 778 if (!spi->irq) ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 @779 return dev_err_probe(&spi->dev, ret, ^^^ s/ret/-EINVAL/ ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 780 "DRDY irq not present\n"); ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 781 ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 782 reset_gpio = devm_gpiod_get_optional(&spi->dev, "reset", GPIOD_OUT_LOW); ed8e3886f0d748 Ramona Alexandra Nechita 2024-07-24 783 if (IS_ERR(reset_gpio)) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki