[PATCH v1] misc: apds990x: Use sysfs_match_string() helper

From: Andy Shevchenko
Date: Fri Jun 09 2017 - 08:08:06 EST


Use sysfs_match_string() helper instead of open coded variant.

Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/misc/apds990x.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/misc/apds990x.c b/drivers/misc/apds990x.c
index c341164edaad..e9298f9d1588 100644
--- a/drivers/misc/apds990x.c
+++ b/drivers/misc/apds990x.c
@@ -856,13 +856,13 @@ static ssize_t apds990x_prox_reporting_mode_store(struct device *dev,
const char *buf, size_t len)
{
struct apds990x_chip *chip = dev_get_drvdata(dev);
+ int ret;

- if (sysfs_streq(buf, reporting_modes[0]))
- chip->prox_continuous_mode = 0;
- else if (sysfs_streq(buf, reporting_modes[1]))
- chip->prox_continuous_mode = 1;
- else
- return -EINVAL;
+ ret = sysfs_match_string(reporting_modes, buf);
+ if (ret < 0)
+ return ret;
+
+ chip->prox_continuous_mode = ret;
return len;
}

--
2.11.0