Index: svn-7.2/server/Slim/Buttons/Input/Text.pm
===================================================================
--- svn-7.2/server/Slim/Buttons/Input/Text.pm	(revision 22892)
+++ svn-7.2/server/Slim/Buttons/Input/Text.pm	(working copy)
@@ -436,10 +436,10 @@
 	$client->modeParam('charsInd', $charsInd);
 
 	# create an array of indexes to the charsRef array representing the given string
-	my $i = 0;
 	my @indexArray;
 
-	while (my $char = substr($$valueRef, $i++, 1) ) {
+	for (my $i = 0; $i < length($$valueRef); ++$i) {
+		my $char = substr($$valueRef, $i, 1);
 		push @indexArray, $charsInd->{ $char };
 	}