CollisionCheck
if (!test_and_clear_bit(CollisionCheck, &rdev->flags))
if (test_bit(CollisionCheck, &rdev->flags))
set_bit(CollisionCheck, &rdev->flags);
!test_bit(CollisionCheck, &rdev->flags))
if (rdev && !test_bit(CollisionCheck, &rdev->flags))
test_bit(CollisionCheck, &temp->flags))
if (test_bit(CollisionCheck, &rdev->flags))
if (test_bit(CollisionCheck, &rdev->flags))