Description of problem: I just tried to compile package quagga-0.97.3-2. from Redhat Fedora development tree. The compiler said vty.c(1980): warning #1011: missing return statement at end of non-void function "vtysh_write" The source code is static int vtysh_write (struct thread *thread) { struct vty *vty = THREAD_ARG (thread); vty->t_write = NULL; if (buffer_flush_available(vty->obuf, vty->fd)) vty_event (VTYSH_WRITE, vty->fd, vty); } Suggest add return statement to end of routine. Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: Expected results: Additional info: