network-functions.pl: Use new system methods

Signed-off-by: Stefan Schantl <stefan.schantl@ipfire.org>

diff --git a/config/cfgroot/network-functions.pl b/config/cfgroot/network-functions.pl
index 2f704dfbfe5efe889680d72ece0299e8f8fb65ac..b7a840559ccd5ec52a4cf918065538690a2c32ed 100644 (file)
--- a/config/cfgroot/network-functions.pl
+++ b/config/cfgroot/network-functions.pl
@@ -360,7 +360,7 @@ sub _get_wireless_status($) {
        my $intf = shift;
 
        if (!$wireless_status{$intf}) {
-               $wireless_status{$intf} = `iwconfig $intf`;
+               $wireless_status{$intf} = &General::system_output("iwconfig", "$intf");
        }
 
        return $wireless_status{$intf};