Merge "libbinder_rs: Handle empty args list for dump transactions"

        // We don't own this file, so we need to be careful not to drop it.

        let file = ManuallyDrop::new(File::from_raw_fd(fd));

        if args.is_null() {

        if args.is_null() && num_args != 0 {

            return StatusCode::UNEXPECTED_NULL as status_t;

        }

        let args = slice::from_raw_parts(args, num_args as usize);

        let args: Vec<_> = args.iter().map(|s| CStr::from_ptr(*s)).collect();

        let args = if args.is_null() || num_args == 0 {

            vec![]

        } else {

            slice::from_raw_parts(args, num_args as usize)

                .iter().map(|s| CStr::from_ptr(*s)).collect()

        };

        let object = sys::AIBinder_getUserData(binder);

        let binder: &T = &*(object as *const T);