Commit 140afdd9 authored by Matt Ranostay's avatar Matt Ranostay Committed by Jonathan Cameron

iio: imu: mpu6050: fix possible NULL dereferences

Fix possible null dereferencing of i2c and spi driver data.
Signed-off-by: default avatarMatt Ranostay <matt.ranostay@intel.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 431adc0a
......@@ -117,6 +117,7 @@ static int inv_mpu_probe(struct i2c_client *client,
struct inv_mpu6050_state *st;
int result;
const char *name = id ? id->name : NULL;
const int chip_type = id ? id->driver_data : 0;
struct regmap *regmap;
if (!i2c_check_functionality(client->adapter,
......@@ -131,7 +132,7 @@ static int inv_mpu_probe(struct i2c_client *client,
}
result = inv_mpu_core_probe(regmap, client->irq, name,
NULL, id->driver_data);
NULL, chip_type);
if (result < 0)
return result;
......
......@@ -46,6 +46,7 @@ static int inv_mpu_probe(struct spi_device *spi)
struct regmap *regmap;
const struct spi_device_id *id = spi_get_device_id(spi);
const char *name = id ? id->name : NULL;
const int chip_type = id ? id->driver_data : 0;
regmap = devm_regmap_init_spi(spi, &inv_mpu_regmap_config);
if (IS_ERR(regmap)) {
......@@ -55,7 +56,7 @@ static int inv_mpu_probe(struct spi_device *spi)
}
return inv_mpu_core_probe(regmap, spi->irq, name,
inv_mpu_i2c_disable, id->driver_data);
inv_mpu_i2c_disable, chip_type);
}
static int inv_mpu_remove(struct spi_device *spi)
......
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