network-functions.pl: Fix whitespace issues

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/config/cfgroot/network-functions.pl b/config/cfgroot/network-functions.pl
index bf827a036222af63dad3c6561a45e20d91c693b7..d02925b42e0667c559ab7c591064a6c9358ad926 100644 (file)
--- a/config/cfgroot/network-functions.pl
+++ b/config/cfgroot/network-functions.pl
@@ -615,10 +615,10 @@ sub get_available_network_zones () {
 #
 sub is_zone_available() {
        my $zone = lc shift;
-       
+
        # Make sure the zone is valid
        die("Unknown network zone '$zone'") unless ($zone ~~ @known_network_zones);
-       
+
        # Get available zones and return result
        my @available_zones = get_available_network_zones();
        return ($zone ~~ @available_zones);