From 02e9a0ff0d7a3c9eadbff698b7146c9eaac86708 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Fri, 9 Jun 2017 15:08:16 +0300 Subject: [PATCH] iio: core: Use __sysfs_match_string() helper Use __sysfs_match_string() helper instead of open coded variant. Cc: Jonathan Cameron Cc: Lars-Peter Clausen Signed-off-by: Andy Shevchenko Signed-off-by: Jonathan Cameron --- drivers/iio/industrialio-core.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 4a1de59d153a..15c86a8cd704 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -478,21 +478,16 @@ ssize_t iio_enum_write(struct iio_dev *indio_dev, size_t len) { const struct iio_enum *e = (const struct iio_enum *)priv; - unsigned int i; int ret; if (!e->set) return -EINVAL; - for (i = 0; i < e->num_items; i++) { - if (sysfs_streq(buf, e->items[i])) - break; - } - - if (i == e->num_items) - return -EINVAL; + ret = __sysfs_match_string(e->items, e->num_items, buf); + if (ret < 0) + return ret; - ret = e->set(indio_dev, chan, i); + ret = e->set(indio_dev, chan, ret); return ret ? ret : len; } EXPORT_SYMBOL_GPL(iio_enum_write); -- 2.20.1