Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-ktest

    # Add space to evaluate the character before $

    $option = " $option";

    my $retval = "";

    my $repeated = 0;

    my $parent = 0;

    foreach my $test (keys %repeat_tests) {

	if ($i >= $test &&

	    $i < $test + $repeat_tests{$test}) {

	    $repeated = 1;

	    $parent = $test;

	    last;

	}

    }

    while ($option =~ /(.*?[^\\])\$\{(.*?)\}(.*)/) {

	my $start = $1;

	# otherwise see if the default OPT (without [$i]) exists.

	my $o = "$var\[$i\]";

	my $parento = "$var\[$parent\]";

	if (defined($opt{$o})) {

	    $o = $opt{$o};

	    $retval = "$retval$o";

	} elsif ($repeated && defined($opt{$parento})) {

	    $o = $opt{$parento};

	    $retval = "$retval$o";

	} elsif (defined($opt{$var})) {

	    $o = $opt{$var};

	    $retval = "$retval$o";