md: mark md_cluster_mod static

Sparse complains that it has no external declaration, and it turns out
that it is never even used outside of md.c.  So just mark it static
and drop the export.

Acked-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Song Liu <songliubraving@fb.com>

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 4a31380b0eff942bc6cf7609328f7c64bc602a18..541015373f6ac5ef5fb70cec59a099bd08f30409 100644 (file)
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -88,8 +88,7 @@ static struct kobj_type md_ktype;
 
 struct md_cluster_operations *md_cluster_ops;
 EXPORT_SYMBOL(md_cluster_ops);
-struct module *md_cluster_mod;
-EXPORT_SYMBOL(md_cluster_mod);
+static struct module *md_cluster_mod;
 
 static DECLARE_WAIT_QUEUE_HEAD(resync_wait);
 static struct workqueue_struct *md_wq;