[LTP] [PATCH v2] net/ip_tests: Return TCONF if driver dummy not present

[Petr Vorel]

Hi Kory, Alexey,

...
>  	# test #5
> -	ip route show | grep $ip4_addr && ip route del $ip4_addr
> +	[ "$ip4_addr" ] && ip route show | grep $ip4_addr && ip route del $ip4_addr

Added -q to grep and merged.

Thanks for your patch!
Alexey, thanks for review!

Kind regards,
Petr