lockd: trivial sparse endian annotations

fs/lockd/svcproc.c:115:11: warning: incorrect type in initializer (different base types)
fs/lockd/svcproc.c:115:11:    expected int [signed] rc
fs/lockd/svcproc.c:115:11:    got restricted __be32 [usertype] <noident>
... and so on...

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>