Fix so that people who don't have LKMs compiled in their kernels don't get hosed: vfsisloadable() always returns false if /dev/lkm cannot be opened for writing.
Fix so that people who don't have LKMs compiled in their kernels don't
get hosed: vfsisloadable() always returns false if /dev/lkm cannot be
opened for writing.

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