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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2017-06-09 15:08:16 +0300
committerJonathan Cameron <jic23@kernel.org>2017-06-11 15:07:34 +0100
commit02e9a0ff0d7a3c9eadbff698b7146c9eaac86708 (patch)
tree28fcd135ecb72ab62939c02905d1f8bf72672699 /drivers/iio
parentc306dbd88c3d1a9f41c81d38e8f756d25958d575 (diff)
iio: core: Use __sysfs_match_string() helper
Use __sysfs_match_string() helper instead of open coded variant. Cc: Jonathan Cameron <jic23@kernel.org> Cc: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/industrialio-core.c13
1 files 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);