diff options
| author | farah kassabri <fkassabri@habana.ai> | 2023-01-03 15:23:55 +0300 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2023-01-26 12:52:12 +0300 |
| commit | 72848de04bbac214f927ec2f7f4e16a20161c169 (patch) | |
| tree | f41dd97204675eb6bd1ff11f8ab12362013866fd /drivers/accel/habanalabs/common/habanalabs_ioctl.c | |
| parent | 0970380a7eba3808e12749713ac6acd0ac76d1bc (diff) | |
| download | linux-72848de04bbac214f927ec2f7f4e16a20161c169.tar.xz | |
habanalabs: check pad and reserved fields in ioctls
Make sure all reserved/pad fields in uapi input structures
are set to 0.
Signed-off-by: farah kassabri <fkassabri@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'drivers/accel/habanalabs/common/habanalabs_ioctl.c')
| -rw-r--r-- | drivers/accel/habanalabs/common/habanalabs_ioctl.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/accel/habanalabs/common/habanalabs_ioctl.c b/drivers/accel/habanalabs/common/habanalabs_ioctl.c index 72493bf94ba3..5005e6fca691 100644 --- a/drivers/accel/habanalabs/common/habanalabs_ioctl.c +++ b/drivers/accel/habanalabs/common/habanalabs_ioctl.c @@ -884,9 +884,13 @@ static int _hl_info_ioctl(struct hl_fpriv *hpriv, void *data, enum hl_device_status status; struct hl_info_args *args = data; struct hl_device *hdev = hpriv->hdev; - int rc; + if (args->pad) { + dev_dbg(hdev->dev, "Padding bytes must be 0\n"); + return -EINVAL; + } + /* * Information is returned for the following opcodes even if the device * is disabled or in reset. |