summaryrefslogtreecommitdiffstats
path: root/net/ipv4/ip_forward.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv4/ip_forward.c')
-rw-r--r--net/ipv4/ip_forward.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/net/ipv4/ip_forward.c b/net/ipv4/ip_forward.c
index a22d11d..c3ea0cd 100644
--- a/net/ipv4/ip_forward.c
+++ b/net/ipv4/ip_forward.c
@@ -4,15 +4,15 @@
* interface as the means of communication with the user level.
*
* The IP forwarding functionality.
- *
+ *
* Version: $Id: ip_forward.c,v 1.48 2000/12/13 18:31:48 davem Exp $
*
* Authors: see ip.c
*
* Fixes:
- * Many : Split from ip.c , see ip_input.c for
+ * Many : Split from ip.c , see ip_input.c for
* history.
- * Dave Gregorich : NULL ip_rt_put fix for multicast
+ * Dave Gregorich : NULL ip_rt_put fix for multicast
* routing.
* Jos Vos : Add call_out_firewall before sending,
* use output device for accounting.
@@ -69,14 +69,14 @@ int ip_forward(struct sk_buff *skb)
goto drop;
skb->ip_summed = CHECKSUM_NONE;
-
+
/*
* According to the RFC, we must first decrease the TTL field. If
* that reaches zero, we must reply an ICMP control message telling
* that the packet's lifetime expired.
*/
if (skb->nh.iph->ttl <= 1)
- goto too_many_hops;
+ goto too_many_hops;
if (!xfrm4_route_forward(skb))
goto drop;
@@ -107,16 +107,16 @@ int ip_forward(struct sk_buff *skb)
ip_forward_finish);
sr_failed:
- /*
+ /*
* Strict routing permits no gatewaying
*/
- icmp_send(skb, ICMP_DEST_UNREACH, ICMP_SR_FAILED, 0);
- goto drop;
+ icmp_send(skb, ICMP_DEST_UNREACH, ICMP_SR_FAILED, 0);
+ goto drop;
too_many_hops:
- /* Tell the sender its packet died... */
- IP_INC_STATS_BH(IPSTATS_MIB_INHDRERRORS);
- icmp_send(skb, ICMP_TIME_EXCEEDED, ICMP_EXC_TTL, 0);
+ /* Tell the sender its packet died... */
+ IP_INC_STATS_BH(IPSTATS_MIB_INHDRERRORS);
+ icmp_send(skb, ICMP_TIME_EXCEEDED, ICMP_EXC_TTL, 0);
drop:
kfree_skb(skb);
return NET_RX_DROP;
OpenPOWER on IntegriCloud