diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index a0c8f7949a19..54724ae45380 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -2275,18 +2275,18 @@ static int clean_dirty_subvols(struct reloc_control *rc)
 
 			list_del_init(&root->reloc_dirty_list);
 			root->reloc_root = NULL;
-			if (reloc_root) {
-
-				ret2 = btrfs_drop_snapshot(reloc_root, 0, 1);
-				if (ret2 < 0 && !ret)
-					ret = ret2;
-			}
 			/*
 			 * Need barrier to ensure clear_bit() only happens after
 			 * root->reloc_root = NULL. Pairs with have_reloc_root.
 			 */
 			smp_wmb();
 			clear_bit(BTRFS_ROOT_DEAD_RELOC_TREE, &root->state);
+
+			if (reloc_root) {
+				ret2 = btrfs_drop_snapshot(reloc_root, 0, 1);
+				if (ret2 < 0 && !ret)
+					ret = ret2;
+			}
 			btrfs_put_root(root);
 		} else {
 			/* Orphan reloc tree, just clean it up */