diff options
Diffstat (limited to 'net/core/netpoll.c')
| -rw-r--r-- | net/core/netpoll.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c index b3c559b9ac35..8a271285f2f3 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -330,6 +330,7 @@ static void arp_reply(struct sk_buff *skb) unsigned char *arp_ptr; int size, type = ARPOP_REPLY, ptype = ETH_P_ARP; __be32 sip, tip; + unsigned char *sha; struct sk_buff *send_skb; struct netpoll *np = NULL; @@ -356,9 +357,14 @@ static void arp_reply(struct sk_buff *skb) arp->ar_op != htons(ARPOP_REQUEST)) return; - arp_ptr = (unsigned char *)(arp+1) + skb->dev->addr_len; + arp_ptr = (unsigned char *)(arp+1); + /* save the location of the src hw addr */ + sha = arp_ptr; + arp_ptr += skb->dev->addr_len; memcpy(&sip, arp_ptr, 4); - arp_ptr += 4 + skb->dev->addr_len; + arp_ptr += 4; + /* if we actually cared about dst hw addr, it would get copied here */ + arp_ptr += skb->dev->addr_len; memcpy(&tip, arp_ptr, 4); /* Should we ignore arp? */ @@ -381,7 +387,7 @@ static void arp_reply(struct sk_buff *skb) if (np->dev->hard_header && np->dev->hard_header(send_skb, skb->dev, ptype, - np->remote_mac, np->local_mac, + sha, np->local_mac, send_skb->len) < 0) { kfree_skb(send_skb); return; @@ -405,7 +411,7 @@ static void arp_reply(struct sk_buff *skb) arp_ptr += np->dev->addr_len; memcpy(arp_ptr, &tip, 4); arp_ptr += 4; - memcpy(arp_ptr, np->remote_mac, np->dev->addr_len); + memcpy(arp_ptr, sha, np->dev->addr_len); arp_ptr += np->dev->addr_len; memcpy(arp_ptr, &sip, 4); |