- If the g_access() call for the initial root mount fails, then fully   cleanup.  Before the GEOM consumer would not have been closed. - Bump the reference on the character device being mounted while the   associated devfs vnode is locked.
- If the g_access() call for the initial root mount fails, then fully
  cleanup.  Before the GEOM consumer would not have been closed.
- Bump the reference on the character device being mounted while the
  associated devfs vnode is locked.

Reviewed by:	kib

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