Index: server/Slim/Buttons/Input/Choice.pm
===================================================================
--- server/Slim/Buttons/Input/Choice.pm	(revision 13020)
+++ server/Slim/Buttons/Input/Choice.pm	(working copy)
@@ -277,7 +277,7 @@
 
 	if (ref($callback) eq 'CODE') {
 
-		my @args = ($client, $valueRef ? ($$valueRef) : undef);
+		my @args = ($client, $valueRef ? ($$valueRef) : undef, $functarg);
 
 		eval { $callback->(@args) };