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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-03-01 01:06:47 +0900
committerYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-03-04 15:18:22 +0900
commite898d4db2749c6052072e9bc4448e396cbdeb06a (patch)
tree2b8673d85210a23e67d0817b18f401411e8936f3 /net/ipv6/udp.c
parentc6aefafb7ec620911d46174eed514f9df639e5a4 (diff)
downloadop-kernel-dev-e898d4db2749c6052072e9bc4448e396cbdeb06a.zip
op-kernel-dev-e898d4db2749c6052072e9bc4448e396cbdeb06a.tar.gz
[UDP]: Allow users to configure UDP-Lite.
Let's give users an option for disabling UDP-Lite (~4K). old: | text data bss dec hex filename | 286498 12432 6072 305002 4a76a net/ipv4/built-in.o | 193830 8192 3204 205226 321aa net/ipv6/ipv6.o new (without UDP-Lite): | text data bss dec hex filename | 284086 12136 5432 301654 49a56 net/ipv4/built-in.o | 191835 7832 3076 202743 317f7 net/ipv6/ipv6.o Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'net/ipv6/udp.c')
-rw-r--r--net/ipv6/udp.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 53739de..55feac7 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -400,7 +400,7 @@ static inline int udp6_csum_init(struct sk_buff *skb, struct udphdr *uh,
UDP_SKB_CB(skb)->partial_cov = 0;
UDP_SKB_CB(skb)->cscov = skb->len;
- if (proto == IPPROTO_UDPLITE) {
+ if (IS_PROTO_UDPLITE(proto)) {
err = udplite_checksum_init(skb, uh);
if (err)
return err;
@@ -489,7 +489,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
if (udp_lib_checksum_complete(skb))
goto discard;
- UDP6_INC_STATS_BH(UDP_MIB_NOPORTS, proto == IPPROTO_UDPLITE);
+ UDP6_INC_STATS_BH(UDP_MIB_NOPORTS, IS_PROTO_UDPLITE(proto));
icmpv6_send(skb, ICMPV6_DEST_UNREACH, ICMPV6_PORT_UNREACH, 0, dev);
@@ -510,11 +510,11 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
short_packet:
LIMIT_NETDEBUG(KERN_DEBUG "UDP%sv6: short packet: %d/%u\n",
- proto == IPPROTO_UDPLITE ? "-Lite" : "",
+ IS_PROTO_UDPLITE(proto) ? "-Lite" : "",
ulen, skb->len);
discard:
- UDP6_INC_STATS_BH(UDP_MIB_INERRORS, proto == IPPROTO_UDPLITE);
+ UDP6_INC_STATS_BH(UDP_MIB_INERRORS, IS_PROTO_UDPLITE(proto));
kfree_skb(skb);
return 0;
}
@@ -890,7 +890,7 @@ int udpv6_destroy_sock(struct sock *sk)
int udpv6_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, int optlen)
{
- if (level == SOL_UDP || level == SOL_UDPLITE)
+ if (IS_SOL_UDPFAMILY(level))
return udp_lib_setsockopt(sk, level, optname, optval, optlen,
udp_v6_push_pending_frames);
return ipv6_setsockopt(sk, level, optname, optval, optlen);
@@ -900,7 +900,7 @@ int udpv6_setsockopt(struct sock *sk, int level, int optname,
int compat_udpv6_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, int optlen)
{
- if (level == SOL_UDP || level == SOL_UDPLITE)
+ if (IS_SOL_UDPFAMILY(level))
return udp_lib_setsockopt(sk, level, optname, optval, optlen,
udp_v6_push_pending_frames);
return compat_ipv6_setsockopt(sk, level, optname, optval, optlen);
@@ -910,7 +910,7 @@ int compat_udpv6_setsockopt(struct sock *sk, int level, int optname,
int udpv6_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
- if (level == SOL_UDP || level == SOL_UDPLITE)
+ if (IS_SOL_UDPFAMILY(level))
return udp_lib_getsockopt(sk, level, optname, optval, optlen);
return ipv6_getsockopt(sk, level, optname, optval, optlen);
}
@@ -919,7 +919,7 @@ int udpv6_getsockopt(struct sock *sk, int level, int optname,
int compat_udpv6_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
- if (level == SOL_UDP || level == SOL_UDPLITE)
+ if (IS_SOL_UDPFAMILY(level))
return udp_lib_getsockopt(sk, level, optname, optval, optlen);
return compat_ipv6_getsockopt(sk, level, optname, optval, optlen);
}
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