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-rw-r--r--net/core/netpoll.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index c635de5..b04d643 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -390,9 +390,7 @@ static void arp_reply(struct sk_buff *skb)
if (skb->dev->flags & IFF_NOARP)
return;
- if (!pskb_may_pull(skb, (sizeof(struct arphdr) +
- (2 * skb->dev->addr_len) +
- (2 * sizeof(u32)))))
+ if (!pskb_may_pull(skb, arp_hdr_len(skb->dev)))
return;
skb_reset_network_header(skb);
@@ -420,7 +418,7 @@ static void arp_reply(struct sk_buff *skb)
ipv4_is_loopback(tip) || ipv4_is_multicast(tip))
return;
- size = sizeof(struct arphdr) + 2 * (skb->dev->addr_len + 4);
+ size = arp_hdr_len(skb->dev);
send_skb = find_skb(np, size + LL_RESERVED_SPACE(np->dev),
LL_RESERVED_SPACE(np->dev));
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