The 'kdgb' is allocating memory in get_kdbg(), but it is not freed in
error path. So fix that.
Signed-off-by: lu zhipeng <luzhipeng@cestc.cn>
Reviewed-by: Viktor Prutyanov <viktor.prutyanov@phystech.edu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20221007020128.760-1-luzhipeng@cestc.cn>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>