diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index 55940ddacd96..e53b6129ca5a 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -739,7 +739,7 @@ static int blk_mq_debugfs_release(struct inode *inode, struct file *file)
 		return seq_release(inode, file);
 }
 
-const struct file_operations blk_mq_debugfs_fops = {
+static const struct file_operations blk_mq_debugfs_fops = {
 	.open		= blk_mq_debugfs_open,
 	.read		= seq_read,
 	.write		= blk_mq_debugfs_write,