X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=block%2Fgenhd.c;h=fad9db981675c8a0f753127eb5dfa0f40dc881a4;hb=c0f3fdf9a2c77e084e919d41a453accda8676c7d;hp=817c67c9e45e3966623b028f0d3d8722e4ebac1e;hpb=b84d18b4cf5bb5fe6f0d7169baeb8c29e0a81664;p=firefly-linux-kernel-4.4.55.git

diff --git a/block/genhd.c b/block/genhd.c
index 817c67c9e45e..fad9db981675 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -612,7 +612,7 @@ void add_disk(struct gendisk *disk)
 
 	/* Register BDI before referencing it from bdev */
 	bdi = &disk->queue->backing_dev_info;
-	bdi_register_dev(bdi, disk_devt(disk));
+	bdi_register_owner(bdi, disk_to_dev(disk));
 
 	blk_register_region(disk_devt(disk), disk->minors, NULL,
 			    exact_match, exact_lock, disk);
@@ -831,6 +831,7 @@ static void disk_seqf_stop(struct seq_file *seqf, void *v)
 	if (iter) {
 		class_dev_iter_exit(iter);
 		kfree(iter);
+		seqf->private = NULL;
 	}
 }