[aravis] gc_converter: fix a cut'n paste mistake.

[Emmanuel Pacaud <emmanuel src gnome org>]

commit b8334620735bffb505de046399bbe3ebc4e91646
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Tue Aug 31 21:32:49 2010 +0200

    gc_converter: fix a cut'n paste mistake.
    
    The code assigned incorrectly a variable to a FROM expression.
    
    This fixes exposure setting on Basler Sca1400 camera.

 src/arvgcconverter.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/arvgcconverter.c b/src/arvgcconverter.c
index 9c7fb53..008ad5d 100644
--- a/src/arvgcconverter.c
+++ b/src/arvgcconverter.c
@@ -218,7 +218,7 @@ _update_to_variables (ArvGcConverter *gc_converter)
 							  variable_infos->name,
 							  arv_gc_integer_get_value (ARV_GC_INTEGER (node)));
 		else if (arv_gc_node_get_value_type (node) == G_TYPE_DOUBLE)
-			arv_evaluator_set_double_variable (gc_converter->formula_from,
+			arv_evaluator_set_double_variable (gc_converter->formula_to,
 							   variable_infos->name,
 							   arv_gc_float_get_value (ARV_GC_FLOAT (node)));
 	}