Don't display unnecessary dhcp_option usage warning in case
dhcp_option is empty
Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>
if [ -n "$list_len" ]; then
config_list_foreach "$cfg" dhcp_option dhcp_option_append "$networkid" "$force"
else
- echo "Warning: the 'option dhcp_option' syntax is deprecated, use 'list dhcp_option'" >&2
config_get dhcp_option "$cfg" dhcp_option
+ [ -n "$dhcp_option" ] && echo "Warning: the 'option dhcp_option' syntax is deprecated, use 'list dhcp_option'" >&2
+
local option
for option in $dhcp_option; do
dhcp_option_append "$option" "$networkid" "$force"