[sheepdog] [PATCH] collie: add terminator for cluster snapshot

[Liu Yuan]

Or we'll have following wrong output

yliu at K55VM-ubuntu:~/sheepdog$ collie/collie cluster snapshot
Usage: collie cluster snapshot {save|list|load|force|enable|disable} [-a address] [-p port] [-h] <tag|idx> <path>
Available subcommands:
  save                    save snapshot to localpath
  list                    list snapshot of localpath
  load                    list snapshot of localpath
  force                   force recover cluster immediately
  enable                  enable automatic recovery and run once recover if necessary
  disable                 disable automatic recovery
Options:
  -a, --address           specify the daemon address (default: localhost)
  -p, --port              specify the daemon port
  -h, --help              display this help and exit

Signed-off-by: Liu Yuan <namei.unix at gmail.com>
---
 collie/cluster.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/collie/cluster.c b/collie/cluster.c
index 04d1587..97feade 100644
--- a/collie/cluster.c
+++ b/collie/cluster.c
@@ -448,7 +448,8 @@ static struct subcommand cluster_snapshot_cmd[] = {
 	{"list", NULL, "h", "list snapshot of localpath",
 	 NULL, SUBCMD_FLAG_NEED_ARG, list_snapshot, NULL},
 	{"load", NULL, "h", "list snapshot of localpath",
-	 NULL, SUBCMD_FLAG_NEED_ARG, load_snapshot, NULL}
+	 NULL, SUBCMD_FLAG_NEED_ARG, load_snapshot, NULL},
+	{NULL},
 };
 
 static int cluster_snapshot(int argc, char **argv)
-- 
1.7.9.5