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drivers/video: Zero all fields in an output struct

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and don't zero fields which is used as input

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2022-12-05 14:15:07 +08:00 committed by archer
parent 5eb8189c26
commit ec1cbed9b0
1 changed files with 16 additions and 3 deletions
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19
drivers/video/video.c
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@ -1139,12 +1139,20 @@ static int video_enum_input(FAR struct v4l2_input *input)
{
FAR const char *name;
ASSERT(g_video_sensor_ops);
if (input->index > 0)
{
return -EINVAL;
}
if (g_video_sensor_ops->get_driver_name == NULL)
{
return -ENOTTY;
}
name = g_video_sensor_ops->get_driver_name();
memset(input, 0, sizeof(struct v4l2_input));
strlcpy((FAR char *)input->name, name, sizeof(input->name));
input->type = V4L2_INPUT_TYPE_CAMERA;
@ -1678,7 +1686,7 @@ static int video_g_fmt(FAR struct video_mng_s *priv,
return -EINVAL;
}
memset(fmt, 0, sizeof(*fmt));
memset(&fmt->fmt, 0, sizeof(fmt->fmt));
fmt->fmt.pix.width = type_inf->fmt[VIDEO_FMT_MAIN].width;
fmt->fmt.pix.height = type_inf->fmt[VIDEO_FMT_MAIN].height;
fmt->fmt.pix.pixelformat = type_inf->fmt[VIDEO_FMT_MAIN].pixelformat;
@ -1788,6 +1796,8 @@ static int video_g_parm(FAR struct video_mng_s *vmng,
return -EINVAL;
}
memset(&parm->parm, 0, sizeof(parm->parm));
if ((type_inf->state == VIDEO_STATE_CAPTURE) &&
(g_video_sensor_ops->get_frame_interval != NULL))
{
@ -1795,8 +1805,6 @@ static int video_g_parm(FAR struct video_mng_s *vmng,
* query lower driver.
*/
memset(&parm->parm, 0, sizeof(parm->parm));
ret = g_video_sensor_ops->get_frame_interval
(parm->type,
(imgsensor_interval_t *)&parm->parm.capture.timeperframe);
@ -2122,6 +2130,11 @@ static int video_query_ext_ctrl(FAR struct v4l2_query_ext_ctrl *attr)
return -EINVAL;
}
attr->flags = 0;
attr->elem_size = 0;
attr->nr_of_dims = 0;
memset(attr->dims, 0, sizeof(attr->dims));
if ((attr->ctrl_class == V4L2_CTRL_CLASS_CAMERA) &&
(attr->id == V4L2_CID_SCENE_MODE))
{