diff options
Diffstat (limited to 'drivers/media/video/gspca/gspca.c')
| -rw-r--r-- | drivers/media/video/gspca/gspca.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c index 95a8b84d4cf..e930a67d526 100644 --- a/drivers/media/video/gspca/gspca.c +++ b/drivers/media/video/gspca/gspca.c @@ -1175,12 +1175,14 @@ static int vidioc_queryctrl(struct file *file, void *priv, continue; ctrls = &gspca_dev->sd_desc->ctrls[i]; } + if (ctrls == NULL) + return -EINVAL; } else { ctrls = get_ctrl(gspca_dev, id); + if (ctrls == NULL) + return -EINVAL; i = ctrls - gspca_dev->sd_desc->ctrls; } - if (ctrls == NULL) - return -EINVAL; memcpy(q_ctrl, ctrls, sizeof *q_ctrl); if (gspca_dev->ctrl_inac & (1 << i)) q_ctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |