845 	unsigned int new_cols, new_rows, new_row_size, new_screen_size;  in vc_do_resize()  local
861 	new_rows = (lines ? lines : vc->vc_rows);  in vc_do_resize()
863 	new_screen_size = new_row_size * new_rows;  in vc_do_resize()
865 	if (new_cols == vc->vc_cols && new_rows == vc->vc_rows)  in vc_do_resize()
875 	err = resize_screen(vc, new_cols, new_rows, user);  in vc_do_resize()
881 	vc->vc_rows = new_rows;  in vc_do_resize()
892 	if (vc->vc_y > new_rows) {  in vc_do_resize()
893 		if (old_rows - vc->vc_y < new_rows) {  in vc_do_resize()
898 			old_origin += (old_rows - new_rows) * old_row_size;  in vc_do_resize()
904 			old_origin += (vc->vc_y - new_rows/2) * old_row_size;  in vc_do_resize()
908 	end = old_origin + old_row_size * min(old_rows, new_rows);  in vc_do_resize()