If erasing or writing the BBT fails, we should mark the current BBT
block as bad and use the BBT descriptor to scan for the next available
unused block in the BBT. We should only return a failure if there isn't
any space left.
Signed-off-by: NKyle Roeschley <kyle.roeschley@ni.com>
Suggested-by: NJeff Westfahl <jeff.westfahl@ni.com>
Tested-by: NKyle Roeschley <kyle.roeschley@ni.com>
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>