trivial change

diff --git a/extensions/ebt_ip.c b/extensions/ebt_ip.c
index 36cb3c9..76da2b7 100644 (file)
--- a/extensions/ebt_ip.c
+++ b/extensions/ebt_ip.c
@@ -344,13 +344,13 @@ static void final_check(const struct ebt_u_entry *entry,
                print_error("For IP filtering the protocol must be "
                            "specified as IPv4");
 
-       if (ipinfo->bitmask & (EBT_IP_SPORT|EBT_IP_DPORT) &&
-               (!ipinfo->bitmask & EBT_IP_PROTO || 
-               ipinfo->invflags & EBT_IP_PROTO ||
-               (ipinfo->protocol!=IPPROTO_TCP && 
-                       ipinfo->protocol!=IPPROTO_UDP)))
-               print_error("For port filtering the IP protocol must be "
-                           "either 6 (tcp) or 17 (udp)");
+       if (ipinfo->bitmask & (EBT_IP_SPORT|EBT_IP_DPORT) &&
+               (!(ipinfo->bitmask & EBT_IP_PROTO) || 
+               ipinfo->invflags & EBT_IP_PROTO ||
+               (ipinfo->protocol!=IPPROTO_TCP && 
+                       ipinfo->protocol!=IPPROTO_UDP)))
+               print_error("For port filtering the IP protocol must be "
+                           "either 6 (tcp) or 17 (udp)");
 }
 
 static void print(const struct ebt_u_entry *entry,