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-rw-r--r--net/ipv4/arp.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index c22103cec823..ae96e6f3e0cb 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -863,16 +863,17 @@ static int arp_process(struct net *net, struct sock *sk, struct sk_buff *skb)
n = __neigh_lookup(&arp_tbl, &sip, dev, 0);
- if (IN_DEV_ARP_ACCEPT(in_dev)) {
+ if (n || IN_DEV_ARP_ACCEPT(in_dev)) {
addr_type = -1;
+ is_garp = arp_is_garp(net, dev, &addr_type, arp->ar_op,
+ sip, tip, sha, tha);
+ }
+ if (IN_DEV_ARP_ACCEPT(in_dev)) {
/* Unsolicited ARP is not accepted by default.
It is possible, that this option should be enabled for some
devices (strip is candidate)
*/
- is_garp = arp_is_garp(net, dev, &addr_type, arp->ar_op,
- sip, tip, sha, tha);
-
if (!n &&
(is_garp ||
(arp->ar_op == htons(ARPOP_REPLY) &&