gcc-9 complains about a blatant uninitialized variable use that all earlier compiler versions missed: drivers/iio/adc/rcar-gyroadc.c:510:5: warning: 'ret' may be used uninitialized in this function [-Wmaybe-uninitialized] Return -EINVAL instead here. Cc: stable@xxxxxxxxxxxxxxx Fixes: 059c53b32329 ("iio: adc: Add Renesas GyroADC driver") Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> --- drivers/iio/adc/rcar-gyroadc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/adc/rcar-gyroadc.c b/drivers/iio/adc/rcar-gyroadc.c index 2d685730f867..aec73cc43e23 100644 --- a/drivers/iio/adc/rcar-gyroadc.c +++ b/drivers/iio/adc/rcar-gyroadc.c @@ -391,7 +391,7 @@ static int rcar_gyroadc_parse_subdevs(struct iio_dev *indio_dev) dev_err(dev, "Channel %i uses different ADC mode than the rest.\n", reg); - return ret; + return -EINVAL; } /* Channel is valid, grab the regulator. */ -- 2.20.0