rpc_pipefs: convert comma to semicolon

Replace a comma between expression statements by a semicolon.
Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

fs/nfs/blocklayout/rpc_pipefs.c

@@ -79,7 +79,7 @@ bl_resolve_deviceid(struct nfs_server *server, struct pnfs_block_volume *b,
 		goto out_free_data;
 
 	bl_msg = msg->data;
-	bl_msg->type = BL_DEVICE_MOUNT,
+	bl_msg->type = BL_DEVICE_MOUNT;
 	bl_msg->totallen = b->simple.len;
 	nfs4_encode_simple(msg->data + sizeof(*bl_msg), b);