[gnumeric] Solver: plug leak.

[Morten Welinder <mortenw src gnome org>]

commit dd7fe71249753977647daa1dff98d08c3e49cbde
Author: Morten Welinder <terra gnome org>
Date:   Thu Feb 11 22:22:53 2016 -0500

    Solver: plug leak.

 src/tools/gnm-solver.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/src/tools/gnm-solver.c b/src/tools/gnm-solver.c
index af357fe..7b2ba0b 100644
--- a/src/tools/gnm-solver.c
+++ b/src/tools/gnm-solver.c
@@ -839,6 +839,11 @@ gnm_solver_dispose (GObject *obj)
                sol->result = NULL;
        }
 
+       if (sol->sensitivity) {
+               g_object_unref (sol->sensitivity);
+               sol->sensitivity = NULL;
+       }
+
        if (sol->params) {
                g_object_unref (sol->params);
                sol->params = NULL;