diff options
Diffstat (limited to 'drivers/iio/adc/ad7791.c')
| -rw-r--r-- | drivers/iio/adc/ad7791.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/iio/adc/ad7791.c b/drivers/iio/adc/ad7791.c index 1817ebf5ad84..34e353c43ac8 100644 --- a/drivers/iio/adc/ad7791.c +++ b/drivers/iio/adc/ad7791.c @@ -272,11 +272,9 @@ static ssize_t ad7791_write_frequency(struct device *dev, struct ad7791_state *st = iio_priv(indio_dev); int i, ret; - for (i = 0; i < ARRAY_SIZE(ad7791_sample_freq_avail); i++) - if (sysfs_streq(ad7791_sample_freq_avail[i], buf)) - break; - if (i == ARRAY_SIZE(ad7791_sample_freq_avail)) - return -EINVAL; + i = sysfs_match_string(ad7791_sample_freq_avail, buf); + if (i < 0) + return i; ret = iio_device_claim_direct_mode(indio_dev); if (ret) |