address = g_dhcp_client_get_address(dhcp_client);
printf("address %s\n", address);
- if (address == NULL)
+ if (!address)
return;
option_value = g_dhcp_client_get_option(dhcp_client, G_DHCP_SUBNET);
printf("Create DHCP client for interface %d\n", index);
dhcp_client = g_dhcp_client_new(G_DHCP_IPV4, index, &error);
- if (dhcp_client == NULL) {
+ if (!dhcp_client) {
handle_error(error);
exit(0);
}