From: Arnd Bergmann Date: Tue, 25 Oct 2016 15:56:23 +0000 (+0200) Subject: staging: iio: cdc/ad7746: fix missing return value X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3089ec2c104ccfb7295d6c2a25d5b505cc59669b;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git staging: iio: cdc/ad7746: fix missing return value As found by "gcc -Wmaybe-uninitialized", the latest change to the driver lacked an initalization for the return code in one of the added cases: drivers/staging/iio/cdc/ad7746.c: In function ‘ad7746_read_raw’: drivers/staging/iio/cdc/ad7746.c:655:2: error: ‘ret’ may be used uninitialized in this function [-Werror=maybe-uninitialized] This sets it to IIO_VAL_INT, which I think is what we want here. Fixes: 2296c0623eb7 ("staging: iio: cdc: ad7746: implement IIO_CHAN_INFO_SAMP_FREQ") Signed-off-by: Arnd Bergmann Signed-off-by: Jonathan Cameron --- diff --git a/drivers/staging/iio/cdc/ad7746.c b/drivers/staging/iio/cdc/ad7746.c index f41251ceeacd..a5828f9aa437 100644 --- a/drivers/staging/iio/cdc/ad7746.c +++ b/drivers/staging/iio/cdc/ad7746.c @@ -642,6 +642,7 @@ static int ad7746_read_raw(struct iio_dev *indio_dev, case IIO_VOLTAGE: *val = ad7746_vt_filter_rate_table[ (chip->config >> 6) & 0x3][0]; + ret = IIO_VAL_INT; break; default: ret = -EINVAL;