ANDROID: video: adf: Avoid directly referencing user pointers

[firefly-linux-kernel-4.4.55.git] / drivers / md / dm.c

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 84aa8b1d048031d26f76d11972e8ba1e3449dfde..3384a3eef917bc3a98f4a1598e5629f705c309e2 100644 (file)
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -2260,8 +2260,6 @@ static void cleanup_mapped_device(struct mapped_device *md)
        if (md->bs)
                bioset_free(md->bs);
 
-       cleanup_srcu_struct(&md->io_barrier);
-
        if (md->disk) {
                spin_lock(&_minor_lock);
                md->disk->private_data = NULL;
@@ -2273,6 +2271,8 @@ static void cleanup_mapped_device(struct mapped_device *md)
        if (md->queue)
                blk_cleanup_queue(md->queue);
 
+       cleanup_srcu_struct(&md->io_barrier);
+
        if (md->bdev) {
                bdput(md->bdev);
                md->bdev = NULL;