diff options
| author | Dong Chenchen <dongchenchen2@huawei.com> | 2022-11-10 04:07:26 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-11-12 20:49:22 +0300 |
| commit | 20690cd50e68c0313472c7539460168b8ea6444d (patch) | |
| tree | 9ba9115cdb22a1c4d05841ee0c4514e4d25b20c7 /drivers/iio/accel | |
| parent | 6ac12303572ef9ace5603c2c07f5f1b00a33f580 (diff) | |
| download | linux-20690cd50e68c0313472c7539460168b8ea6444d.tar.xz | |
iio: accel: bma400: Fix memory leak in bma400_get_steps_reg()
When regmap_bulk_read() fails, it does not free steps_raw,
which will cause a memory leak issue, this patch fixes it.
Fixes: d221de60eee3 ("iio: accel: bma400: Add separate channel for step counter")
Signed-off-by: Dong Chenchen <dongchenchen2@huawei.com>
Reviewed-by: Jagath Jog J <jagathjog1996@gmail.com>
Link: https://lore.kernel.org/r/20221110010726.235601-1-dongchenchen2@huawei.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/accel')
| -rw-r--r-- | drivers/iio/accel/bma400_core.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/iio/accel/bma400_core.c b/drivers/iio/accel/bma400_core.c index 490c342ef72a..6e4d10a7cd32 100644 --- a/drivers/iio/accel/bma400_core.c +++ b/drivers/iio/accel/bma400_core.c @@ -805,8 +805,10 @@ static int bma400_get_steps_reg(struct bma400_data *data, int *val) ret = regmap_bulk_read(data->regmap, BMA400_STEP_CNT0_REG, steps_raw, BMA400_STEP_RAW_LEN); - if (ret) + if (ret) { + kfree(steps_raw); return ret; + } *val = get_unaligned_le24(steps_raw); kfree(steps_raw); return IIO_VAL_INT; |