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iio: imu: adis16400: fix memory leak 

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>
This commit is contained in:
Navid Emamdoost 2019-09-19 10:56:35 -05:00 committed by Jonathan Cameron
parent ab612b1daf
commit 9c0530e898
1 changed files with 4 additions and 1 deletions
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5
drivers/iio/imu/adis_buffer.c
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@ -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);