orangefs: Remove orangefs_backing_dev_info

It is not used anywhere.

CC: Mike Marshall <hubcap@omnibond.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
diff --git a/fs/orangefs/orangefs-mod.c b/fs/orangefs/orangefs-mod.c
index 4113eb0..c1b5174 100644
--- a/fs/orangefs/orangefs-mod.c
+++ b/fs/orangefs/orangefs-mod.c
@@ -80,11 +80,6 @@
 	int ret = -1;
 	__u32 i = 0;
 
-	ret = bdi_init(&orangefs_backing_dev_info);
-
-	if (ret)
-		return ret;
-
 	if (op_timeout_secs < 0)
 		op_timeout_secs = 0;
 
@@ -94,7 +89,7 @@
 	/* initialize global book keeping data structures */
 	ret = op_cache_initialize();
 	if (ret < 0)
-		goto err;
+		goto out;
 
 	ret = orangefs_inode_cache_initialize();
 	if (ret < 0)
@@ -181,9 +176,6 @@
 cleanup_op:
 	op_cache_finalize();
 
-err:
-	bdi_destroy(&orangefs_backing_dev_info);
-
 out:
 	return ret;
 }
@@ -207,8 +199,6 @@
 
 	kfree(orangefs_htable_ops_in_progress);
 
-	bdi_destroy(&orangefs_backing_dev_info);
-
 	pr_info("orangefs: module version %s unloaded\n", ORANGEFS_VERSION);
 }