NFSv4: Allow user to set the port used by the NFSv4 callback channel

 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/Makefile b/fs/nfs/Makefile
index 8b3bb71..ec61fd5 100644
--- a/fs/nfs/Makefile
+++ b/fs/nfs/Makefile
@@ -13,4 +13,5 @@
 			   delegation.o idmap.o \
 			   callback.o callback_xdr.o callback_proc.o
 nfs-$(CONFIG_NFS_DIRECTIO) += direct.o
+nfs-$(CONFIG_SYSCTL) += sysctl.o
 nfs-objs		:= $(nfs-y)