Messages in this thread Patch in this message | | | From | Jiasheng Jiang <> | Subject | [PATCH] iio/scmi: check if dev is null pointer | Date | Fri, 8 Oct 2021 06:29:33 +0000 |
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The parameter 'dev' of scmi_iio_dev_probe() isn't been checked before used, including when scmi_iio_dev_probe() is called. Therefore, it might be better to check, just in case.
Fixes: 25cbdd4 ("iio/scmi: Port driver to the new scmi_sensor_proto_ops interface") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> --- drivers/iio/common/scmi_sensors/scmi_iio.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/iio/common/scmi_sensors/scmi_iio.c b/drivers/iio/common/scmi_sensors/scmi_iio.c index 141e8aa..d3ff985 100644 --- a/drivers/iio/common/scmi_sensors/scmi_iio.c +++ b/drivers/iio/common/scmi_sensors/scmi_iio.c @@ -592,6 +592,9 @@ static int scmi_iio_dev_probe(struct scmi_device *sdev) if (!handle) return -ENODEV; + + if (!dev) + return -ENODEV; sensor_ops = handle->devm_protocol_get(sdev, SCMI_PROTOCOL_SENSOR, &ph); if (IS_ERR(sensor_ops)) { -- 2.7.4
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