Sri Mohan refactored flag manipulation logic in the bgp_label.c module of the LabNConsulting/frr repository, focusing on improving code maintainability and readability. By replacing direct bitwise OR operations with the standardized SET_FLAG macro, Sri ensured that the external behavior of BGP label processing remained unchanged while aligning the codebase with internal standards. This C programming effort emphasized code refactoring and maintainability, reducing future maintenance risks and simplifying potential enhancements. The work laid a foundation for more robust flag-driven features and easier debugging, demonstrating a thoughtful approach to long-term code quality and internal consistency within the project.