[gtk/fix-memleaks] Plug a memory leak in an error path

[Matthias Clasen <matthiasc src gnome org>]

commit ffa50f4c24eeebf31381554651615287b61fc6c1
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Mar 27 21:44:19 2021 -0400

    Plug a memory leak in an error path

 gtk/gtkcssprovider.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/gtk/gtkcssprovider.c b/gtk/gtkcssprovider.c
index 3b1caa7125..43882cf385 100644
--- a/gtk/gtkcssprovider.c
+++ b/gtk/gtkcssprovider.c
@@ -1052,6 +1052,8 @@ gtk_css_provider_load_internal (GtkCssProvider *self,
                                     "Failed to import: %s",
                                     load_error->message);
             }
+
+          g_error_free (load_error);
         }
     }