[IPVS]: More endianness fixed.

- make sure port in FTP data is in network order (in fact it was looking
buggy for big endian boxes before Viro's changes)
- htonl -> htons for port
Signed-off-by: NJulian Anastasov <ja@ssi.bg>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/ipv4/ipvs/ip_vs_ftp.c

@@ -200,7 +200,7 @@ static int ip_vs_ftp_out(struct ip_vs_app *app, struct ip_vs_conn *cp,
 		from = n_cp->vaddr;
 		port = n_cp->vport;
 		sprintf(buf,"%d,%d,%d,%d,%d,%d", NIPQUAD(from),
-			ntohs(port)&255, (ntohs(port)>>8)&255);
+			(ntohs(port)>>8)&255, ntohs(port)&255);
 		buf_len = strlen(buf);
 
 		/*

net/ipv4/ipvs/ip_vs_proto_tcp.c

@@ -117,7 +117,7 @@ tcp_fast_csum_update(struct tcphdr *tcph, __be32 oldip, __be32 newip,
 {
 	tcph->check =
 		ip_vs_check_diff(~oldip, newip,
-				 ip_vs_check_diff(oldport ^ htonl(0xFFFF),
+				 ip_vs_check_diff(oldport ^ htons(0xFFFF),
 						  newport, tcph->check));
 }
 

net/ipv4/ipvs/ip_vs_proto_udp.c

@@ -122,10 +122,10 @@ udp_fast_csum_update(struct udphdr *uhdr, __be32 oldip, __be32 newip,
 {
 	uhdr->check =
 		ip_vs_check_diff(~oldip, newip,
-				 ip_vs_check_diff(oldport ^ htonl(0xFFFF),
+				 ip_vs_check_diff(oldport ^ htons(0xFFFF),
 						  newport, uhdr->check));
 	if (!uhdr->check)
-		uhdr->check = htonl(0xFFFF);
+		uhdr->check = -1;
 }
 
 static int
@@ -173,7 +173,7 @@ udp_snat_handler(struct sk_buff **pskb,
 						cp->protocol,
 						(*pskb)->csum);
 		if (udph->check == 0)
-			udph->check = htonl(0xFFFF);
+			udph->check = -1;
 		IP_VS_DBG(11, "O-pkt: %s O-csum=%d (+%zd)\n",
 			  pp->name, udph->check,
 			  (char*)&(udph->check) - (char*)udph);
@@ -228,7 +228,7 @@ udp_dnat_handler(struct sk_buff **pskb,
 						cp->protocol,
 						(*pskb)->csum);
 		if (udph->check == 0)
-			udph->check = 0xFFFF;
+			udph->check = -1;
 		(*pskb)->ip_summed = CHECKSUM_UNNECESSARY;
 	}
 	return 1;