Good catch, thank you!

Acked-by: Peter Müller <peter.mueller(a)ipfire.org>

> If QMI is used the dial in mode has to be set as ppp dialin but the
> interface name is red. In such a case the old code tried to display
> the stats for the ppp0 interface which is wrong.
> 
> This patch fixes this issue by calling the handy function to get
> the correct interface name for red.
> 
> Signed-off-by: Stefan Schantl <stefan.schantl(a)ipfire.org>
> ---
>  html/cgi-bin/traffic.cgi | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/html/cgi-bin/traffic.cgi b/html/cgi-bin/traffic.cgi
> index 2f28537d0..67cea7c2e 100644
> --- a/html/cgi-bin/traffic.cgi
> +++ b/html/cgi-bin/traffic.cgi
> @@ -55,12 +55,12 @@ display_vnstat($netsettings{'GREEN_DEV'});
>  
>  # Display external network / check if it is PPP or ETH
>  # and dont display if RED_DEV=GREEN_DEV (green only mode)
> -if ($netsettings{'RED_TYPE'} ne 'PPPOE') {
> -    if ($netsettings{'RED_DEV'} ne $netsettings{'GREEN_DEV'}) {
> -	display_vnstat($netsettings{'RED_DEV'});
> -    }
> -} else {
> -    display_vnstat("ppp0");
> +if ($netsettings{'RED_DEV'} ne $netsettings{'GREEN_DEV'}) {
> +	# Omit the red interface name.
> +	my $red_iface = &General::get_red_interface();
> +
> +	# Display the red stats if a device could be grabbed.
> +	display_vnstat($red_iface) if ($red_iface);
>  }
>  
>  # Check config and display aditional Networks (BLUE and ORANGE)