diff options
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-ctrls-core.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-ctrls-core.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ctrls-core.c b/drivers/media/v4l2-core/v4l2-ctrls-core.c index a662fb60f..09ceb2a86 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-core.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-core.c @@ -1504,11 +1504,12 @@ int check_range(enum v4l2_ctrl_type type, return 0; case V4L2_CTRL_TYPE_MENU: case V4L2_CTRL_TYPE_INTEGER_MENU: - if (min > max || def < min || def > max) + if (min > max || def < min || def > max || + min < 0 || (step && max >= BITS_PER_LONG_LONG)) return -ERANGE; /* Note: step == menu_skip_mask for menu controls. So here we check if the default value is masked out. */ - if (step && ((1 << def) & step)) + if (def < BITS_PER_LONG_LONG && (step & BIT_ULL(def))) return -EINVAL; return 0; case V4L2_CTRL_TYPE_STRING: |