The sysfs enabled value is a boolean, so kstrtobool() is a better fit
for parsing the input string since it does the range checking for us.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/s390/net/qeth_l2_sys.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/drivers/s390/net/qeth_l2_sys.c b/drivers/s390/net/qeth_l2_sys.c
index 4608daedb204..470a4e5f3c62 100644
--- a/drivers/s390/net/qeth_l2_sys.c
+++ b/drivers/s390/net/qeth_l2_sys.c
@@ -146,18 +146,15 @@ static ssize_t qeth_bridgeport_hostnotification_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev_get_drvdata(dev);
- int rc = 0;
- int enable;
+ bool enable;
+ int rc;
if (!card)
return -EINVAL;
- if (sysfs_streq(buf, "0"))
- enable = 0;
- else if (sysfs_streq(buf, "1"))
- enable = 1;
- else
- return -EINVAL;
+ rc = kstrtobool(buf, &enable);
+ if (rc)
+ return rc;
mutex_lock(&card->conf_mutex);
--
2.14.2
--
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