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-rw-r--r--fs/btrfs/relocation.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 017281dbb2a..5a105a086ac 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1279,7 +1279,9 @@ static int __update_reloc_root(struct btrfs_root *root, int del)
if (rb_node)
backref_tree_panic(rb_node, -EEXIST, node->bytenr);
} else {
+ spin_lock(&root->fs_info->trans_lock);
list_del_init(&root->root_list);
+ spin_unlock(&root->fs_info->trans_lock);
kfree(node);
}
return 0;