ad9834_probe misses a check for devm_clk_get and may cause problems. Add a check like what ad9832 does to fix it. Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx> --- drivers/staging/iio/frequency/ad9834.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/staging/iio/frequency/ad9834.c b/drivers/staging/iio/frequency/ad9834.c index 038d6732c3fd..23026978a5a5 100644 --- a/drivers/staging/iio/frequency/ad9834.c +++ b/drivers/staging/iio/frequency/ad9834.c @@ -417,6 +417,10 @@ static int ad9834_probe(struct spi_device *spi) st = iio_priv(indio_dev); mutex_init(&st->lock); st->mclk = devm_clk_get(&spi->dev, NULL); + if (IS_ERR(st->mclk)) { + ret = PTR_ERR(st->mclk); + goto error_disable_reg; + } ret = clk_prepare_enable(st->mclk); if (ret) { -- 2.20.1 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel