orangefs: use %pd/%pD

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c
index 1714a73..4f97155 100644
--- a/fs/orangefs/orangefs-debugfs.c
+++ b/fs/orangefs/orangefs-debugfs.c
@@ -350,8 +350,8 @@
 	struct client_debug_mask c_mask = { NULL, 0, 0 };
 
 	gossip_debug(GOSSIP_DEBUGFS_DEBUG,
-		"orangefs_debug_write: %s\n",
-		file->f_path.dentry->d_name.name);
+		"orangefs_debug_write: %pD\n",
+		file);
 
 	/*
 	 * Thwart users who try to jamb a ridiculous number