Make the serdev I/F non-optional. At least 3 drivers depend on it and they can be loaded as a module.
Make the serdev I/F non-optional. At least 3 drivers depend on it
and they can be loaded as a module.

PR: kern/112706

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase