diff --git a/fs/incfs/data_mgmt.c b/fs/incfs/data_mgmt.c
index 70943fe1ae3b..e127e9f2b3e6 100644
--- a/fs/incfs/data_mgmt.c
+++ b/fs/incfs/data_mgmt.c
@@ -328,6 +328,7 @@ void incfs_free_data_file(struct data_file *df)
 
 	incfs_free_mtree(df->df_hash_tree);
 	incfs_free_bfc(df->df_backing_file_context);
+	kfree(df->df_signature);
 	kfree(df);
 }