Commit 58615242 authored by Thomas Graf's avatar Thomas Graf Committed by David S. Miller

[IPV4]: Consistency and whitespace cleanup of ip_rcv()

Signed-off-by: default avatarThomas Graf <tgraf@suug.ch>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2c656491
......@@ -361,6 +361,7 @@ static inline int ip_rcv_finish(struct sk_buff *skb)
int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt, struct net_device *orig_dev)
{
struct iphdr *iph;
u32 len;
/* When the interface is in promisc. mode, drop all the crap
* that it receives, do not try to analyse it.
......@@ -402,9 +403,8 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
if (ip_fast_csum((u8 *)iph, iph->ihl) != 0)
goto inhdr_error;
{
__u32 len = ntohs(iph->tot_len);
if (skb->len < len || len < (iph->ihl<<2))
len = ntohs(iph->tot_len);
if (skb->len < len || len < (iph->ihl*4))
goto inhdr_error;
/* Our transport medium may have padded the buffer out. Now we know it
......@@ -415,7 +415,6 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
IP_INC_STATS_BH(IPSTATS_MIB_INDISCARDS);
goto drop;
}
}
return NF_HOOK(PF_INET, NF_IP_PRE_ROUTING, skb, dev, NULL,
ip_rcv_finish);
......
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