From: Greg Kroah-Hartman gregkh@linuxfoundation.org
From: Navid Emamdoost navid.emamdoost@gmail.com
commit 9c0530e898f384c5d279bfcebd8bb17af1105873 upstream.
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 [krzk: backport applied to adis16400_buffer.c instead of adis_buffer.c] Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@canonical.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/iio/imu/adis16400_buffer.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/iio/imu/adis16400_buffer.c +++ b/drivers/iio/imu/adis16400_buffer.c @@ -37,8 +37,11 @@ int adis16400_update_scan_mode(struct ii 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(ADIS16400_GLOB_CMD);