net: ipv4: ip_input: fix blank line coding style issues

Fix blank line coding style issues, make the code cleaner.
Remove a redundant blank line in ip_rcv_core().
Insert a blank line in ip_rcv() between different statement blocks.

Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index 51d8efba6de21c13712d35c6ee37c6a13f6fd5e9..cd6b5694f99e633731b0cc0214af3524a760f0a6 100644 (file)
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -429,7 +429,6 @@ static struct sk_buff *ip_rcv_core(struct sk_buff *skb, struct net *net)
        if (skb->pkt_type == PACKET_OTHERHOST)
                goto drop;
 
-
        __IP_UPD_PO_STATS(net, IPSTATS_MIB_IN, skb->len);
 
        skb = skb_share_check(skb, GFP_ATOMIC);
@@ -521,6 +520,7 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
        skb = ip_rcv_core(skb, net);
        if (skb == NULL)
                return NET_RX_DROP;
+
        return NF_HOOK(NFPROTO_IPV4, NF_INET_PRE_ROUTING,
                       net, NULL, skb, dev, NULL,
                       ip_rcv_finish);