[gimp] libgimpwidgets: fix logarithmic transform in gimp_scale_entry

[Ell <ell src gnome org>]

commit 5dc1572b010ffd05f91519fdbd02ec6de9447403
Author: Ell <ell_se yahoo com>
Date:   Mon Apr 20 18:42:17 2020 +0300

    libgimpwidgets: fix logarithmic transform in gimp_scale_entry
    
    Use the right GtkAdjustment in gimp_scale_entry_log_to_linear().
    See merge request !49.
    
    Thanks to MihailZenkov for spotting this!

 libgimpwidgets/gimpscaleentry.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/libgimpwidgets/gimpscaleentry.c b/libgimpwidgets/gimpscaleentry.c
index dabf5883cb..7e95b1a9e0 100644
--- a/libgimpwidgets/gimpscaleentry.c
+++ b/libgimpwidgets/gimpscaleentry.c
@@ -90,7 +90,7 @@ gimp_scale_entry_log_to_linear (GBinding     *binding,
   GtkAdjustment *spin_adjustment;
   gdouble        value = g_value_get_double (from_value);
 
-  spin_adjustment = GTK_ADJUSTMENT (g_binding_get_target (binding));
+  spin_adjustment = GTK_ADJUSTMENT (g_binding_get_source (binding));
 
   value = exp (value);