1 files changed, 3 insertions, 0 deletions

diff --git a/fs/btrfs/dir-item.c b/fs/btrfs/dir-item.c
index ddbe12ae0d63..5247a9a41f08 100644
--- a/fs/btrfs/dir-item.c
+++ b/fs/btrfs/dir-item.c
@@ -76,6 +76,9 @@ int btrfs_insert_xattr_item(struct btrfs_trans_handle *trans,
         path = btrfs_alloc_path();
         if (!path)
                 return -ENOMEM;
+        if (name_len + data_len + sizeof(struct btrfs_dir_item) >
+            BTRFS_LEAF_DATA_SIZE(root) - sizeof(struct btrfs_item))
+                return -ENOSPC;
 
         data_size = sizeof(*dir_item) + name_len + data_len;
         dir_item = insert_with_overflow(trans, root, path, &key, data_size,