From 64afa765c88122e4fbaf56d4282ca2d20962351b Mon Sep 17 00:00:00 2001
From: Emmanuele Bassi <ebassi@gnome.org>
Date: Thu, 27 Jun 2019 16:42:58 +0100
Subject: [PATCH] Do not release reference on the subject of an expression

We don't own the reference in the first place.
---
 gtk/gtkconstraintexpression.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/gtk/gtkconstraintexpression.c b/gtk/gtkconstraintexpression.c
index 0e5db96b62..6cd7dfcbaf 100644
--- a/gtk/gtkconstraintexpression.c
+++ b/gtk/gtkconstraintexpression.c
@@ -982,9 +982,6 @@ gtk_constraint_expression_add_variable (GtkConstraintExpression *expression,
                 gtk_constraint_solver_note_removed_variable (solver, variable, subject);
 
               gtk_constraint_expression_remove_term (expression, variable);
-
-              if (subject != NULL)
-                gtk_constraint_variable_unref (subject);
             }
           else
             {