diff options
| -rw-r--r-- | drivers/staging/iio/industrialio-core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/staging/iio/industrialio-core.c b/drivers/staging/iio/industrialio-core.c index dc2339ae63d..0b671663b55 100644 --- a/drivers/staging/iio/industrialio-core.c +++ b/drivers/staging/iio/industrialio-core.c @@ -790,6 +790,9 @@ static ssize_t iio_ev_value_store(struct device *dev, unsigned long val; int ret; + if (!indio_dev->info->write_event_value) + return -EINVAL; + ret = strict_strtoul(buf, 10, &val); if (ret) return ret; |