From: Navid Emamdoost navid.emamdoost@gmail.com
[ Upstream commit 9c0530e898f384c5d279bfcebd8bb17af1105873 ]
In adis_update_scan_mode_burst, if adis->buffer allocation fails release the adis->xfer.
Signed-off-by: Navid Emamdoost navid.emamdoost@gmail.com Reviewed-by: Alexandru Ardelean alexandru.ardelean@analog.com Signed-off-by: Jonathan Cameron Jonathan.Cameron@huawei.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/iio/imu/adis_buffer.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/imu/adis_buffer.c b/drivers/iio/imu/adis_buffer.c index f446ff4978091..4998a89d083d5 100644 --- a/drivers/iio/imu/adis_buffer.c +++ b/drivers/iio/imu/adis_buffer.c @@ -35,8 +35,11 @@ static int adis_update_scan_mode_burst(struct iio_dev *indio_dev, return -ENOMEM;
adis->buffer = kzalloc(burst_length + sizeof(u16), GFP_KERNEL); - if (!adis->buffer) + if (!adis->buffer) { + kfree(adis->xfer); + adis->xfer = NULL; return -ENOMEM; + }
tx = adis->buffer + burst_length; tx[0] = ADIS_READ_REG(adis->burst->reg_cmd);