staging: lustre: lnet: declare internal symbols as static

Fixes sparse warnings like:
  warning: symbol '...' was not declared. Should it be static?

Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
Cc: Peng Tao <bergwolf@gmail.com>
Cc: Jinshan Xiong <jinshan.xiong@intel.com>
Cc: Srikrishan Malik <srikrishanmalik@gmail.com>
Cc: HPDD-discuss@lists.01.org
Cc: devel@driverdev.osuosl.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lnet/lnet/module.c

@@ -108,7 +108,7 @@ lnet_ioctl(unsigned int cmd, struct libcfs_ioctl_data *data)
 	}
 }
 
-DECLARE_IOCTL_HANDLER(lnet_ioctl_handler, lnet_ioctl);
+static DECLARE_IOCTL_HANDLER(lnet_ioctl_handler, lnet_ioctl);
 
 static int __init
 init_lnet(void)

drivers/staging/lustre/lnet/selftest/conctl.c

@@ -721,7 +721,7 @@ lst_stat_query_ioctl(lstio_stat_args_t *args)
 	return rc;
 }
 
-int lst_test_add_ioctl(lstio_test_args_t *args)
+static int lst_test_add_ioctl(lstio_test_args_t *args)
 {
 	char		*batch_name;
 	char		*src_name = NULL;

drivers/staging/lustre/lnet/selftest/conrpc.c

@@ -703,7 +703,7 @@ lstcon_statrpc_prep(lstcon_node_t *nd, unsigned feats, lstcon_rpc_t **crpc)
 	return 0;
 }
 
-lnet_process_id_packed_t *
+static lnet_process_id_packed_t *
 lstcon_next_id(int idx, int nkiov, lnet_kiov_t *kiov)
 {
 	lnet_process_id_packed_t *pid;

drivers/staging/lustre/lnet/selftest/console.c

@@ -1986,7 +1986,7 @@ static void lstcon_init_acceptor_service(void)
 
 extern int lstcon_ioctl_entry(unsigned int cmd, struct libcfs_ioctl_data *data);
 
-DECLARE_IOCTL_HANDLER(lstcon_ioctl_handler, lstcon_ioctl_entry);
+static DECLARE_IOCTL_HANDLER(lstcon_ioctl_handler, lstcon_ioctl_entry);
 
 /* initialize console */
 int