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authorHarald Welte <laforge@netfilter.org>2005-06-28 12:49:30 -0700
committerDavid S. Miller <davem@davemloft.net>2005-06-28 12:49:30 -0700
commit4095ebf1e641b0f37ee1cd04c903bb85cf4ed25b (patch)
treeffe37949a9d27ff0b369b3e867009237f38f70ef /net
parent85c1937b2693a0d4e39bb2644d720ed3703b9830 (diff)
[NETFILTER]: ipt_CLUSTERIP: fix ARP mangling
This patch adds mangling of ARP requests (in addition to replies), since ARP caches are made from snooping both requests and replies. Signed-off-by: Harald Welte <laforge@netfilter.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/netfilter/ipt_CLUSTERIP.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index 9cde8c61f52..6706d3a1bc4 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -30,7 +30,7 @@
#include <linux/netfilter_ipv4/ipt_CLUSTERIP.h>
#include <linux/netfilter_ipv4/ip_conntrack.h>
-#define CLUSTERIP_VERSION "0.6"
+#define CLUSTERIP_VERSION "0.7"
#define DEBUG_CLUSTERIP
@@ -524,8 +524,9 @@ arp_mangle(unsigned int hook,
|| arp->ar_pln != 4 || arp->ar_hln != ETH_ALEN)
return NF_ACCEPT;
- /* we only want to mangle arp replies */
- if (arp->ar_op != htons(ARPOP_REPLY))
+ /* we only want to mangle arp requests and replies */
+ if (arp->ar_op != htons(ARPOP_REPLY)
+ && arp->ar_op != htons(ARPOP_REQUEST))
return NF_ACCEPT;
payload = (void *)(arp+1);