ceph: some endianity fixes

Fix some problems that came up with sparse.

Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>
diff --git a/fs/ceph/messenger.c b/fs/ceph/messenger.c
index 64b8b1f..cf1c784 100644
--- a/fs/ceph/messenger.c
+++ b/fs/ceph/messenger.c
@@ -657,7 +657,7 @@
 	dout("prepare_write_connect %p cseq=%d gseq=%d proto=%d\n", con,
 	     con->connect_seq, global_seq, proto);
 
-	con->out_connect.features = CEPH_FEATURE_SUPPORTED_CLIENT;
+	con->out_connect.features = cpu_to_le64(CEPH_FEATURE_SUPPORTED_CLIENT);
 	con->out_connect.host_type = cpu_to_le32(CEPH_ENTITY_TYPE_CLIENT);
 	con->out_connect.connect_seq = cpu_to_le32(con->connect_seq);
 	con->out_connect.global_seq = cpu_to_le32(global_seq);