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authorHerbert Xu <herbert@gondor.apana.org.au>2006-07-21 14:29:53 -0700
committerDavid S. Miller <davem@davemloft.net>2006-07-21 14:29:53 -0700
commit5d9c5a32920c5c0e6716b0f6ed16157783dc56a4 (patch)
treec2a4c05ece938a8166d850cefb281f17615f95ef /net
parent00ab956f2fefd3673edc16df55beed21834b7bdd (diff)
[IPV4]: Get rid of redundant IPCB->opts initialisation
Now that we always zero the IPCB->opts in ip_rcv, it is no longer necessary to do so before calling netif_rx for tunneled packets. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/ip_gre.c1
-rw-r--r--net/ipv4/ip_options.c1
-rw-r--r--net/ipv4/ipip.c1
-rw-r--r--net/ipv4/ipmr.c2
-rw-r--r--net/ipv4/xfrm4_mode_tunnel.c1
-rw-r--r--net/ipv6/sit.c1
6 files changed, 0 insertions, 7 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 6ff9b10d956..0f9b3a31997 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -617,7 +617,6 @@ static int ipgre_rcv(struct sk_buff *skb)
skb->mac.raw = skb->nh.raw;
skb->nh.raw = __pskb_pull(skb, offset);
skb_postpull_rcsum(skb, skb->h.raw, offset);
- memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
skb->pkt_type = PACKET_HOST;
#ifdef CONFIG_NET_IPGRE_BROADCAST
if (MULTICAST(iph->daddr)) {
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index cbcae654462..406056edc02 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -256,7 +256,6 @@ int ip_options_compile(struct ip_options * opt, struct sk_buff * skb)
if (!opt) {
opt = &(IPCB(skb)->opt);
- memset(opt, 0, sizeof(struct ip_options));
iph = skb->nh.raw;
opt->optlen = ((struct iphdr *)iph)->ihl*4 - sizeof(struct iphdr);
optptr = iph + sizeof(struct iphdr);
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 3291d5192aa..76ab50b0d6e 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -487,7 +487,6 @@ static int ipip_rcv(struct sk_buff *skb)
skb->mac.raw = skb->nh.raw;
skb->nh.raw = skb->data;
- memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
skb->protocol = htons(ETH_P_IP);
skb->pkt_type = PACKET_HOST;
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index ba33f8621c6..9ccacf57f08 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1461,7 +1461,6 @@ int pim_rcv_v1(struct sk_buff * skb)
skb_pull(skb, (u8*)encap - skb->data);
skb->nh.iph = (struct iphdr *)skb->data;
skb->dev = reg_dev;
- memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
skb->protocol = htons(ETH_P_IP);
skb->ip_summed = 0;
skb->pkt_type = PACKET_HOST;
@@ -1517,7 +1516,6 @@ static int pim_rcv(struct sk_buff * skb)
skb_pull(skb, (u8*)encap - skb->data);
skb->nh.iph = (struct iphdr *)skb->data;
skb->dev = reg_dev;
- memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
skb->protocol = htons(ETH_P_IP);
skb->ip_summed = 0;
skb->pkt_type = PACKET_HOST;
diff --git a/net/ipv4/xfrm4_mode_tunnel.c b/net/ipv4/xfrm4_mode_tunnel.c
index f8d880beb12..13cafbe56ce 100644
--- a/net/ipv4/xfrm4_mode_tunnel.c
+++ b/net/ipv4/xfrm4_mode_tunnel.c
@@ -92,7 +92,6 @@ static int xfrm4_tunnel_input(struct xfrm_state *x, struct sk_buff *skb)
skb->mac.raw = memmove(skb->data - skb->mac_len,
skb->mac.raw, skb->mac_len);
skb->nh.raw = skb->data;
- memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
err = 0;
out:
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index c56aeece2bf..836eecd7e62 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -380,7 +380,6 @@ static int ipip6_rcv(struct sk_buff *skb)
secpath_reset(skb);
skb->mac.raw = skb->nh.raw;
skb->nh.raw = skb->data;
- memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
IPCB(skb)->flags = 0;
skb->protocol = htons(ETH_P_IPV6);
skb->pkt_type = PACKET_HOST;