net: clean up net/ipv4/ah4.c esp4.c fib_semantics.c inet_connection_sock.c inetpeer.c ip_output.c

Signed-off-by: Jianjun Kong <jianjun@zeuux.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 21515d4..95a9c65 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -413,8 +413,8 @@
 
 static void esp4_err(struct sk_buff *skb, u32 info)
 {
-	struct iphdr *iph = (struct iphdr*)skb->data;
-	struct ip_esp_hdr *esph = (struct ip_esp_hdr*)(skb->data+(iph->ihl<<2));
+	struct iphdr *iph = (struct iphdr *)skb->data;
+	struct ip_esp_hdr *esph = (struct ip_esp_hdr *)(skb->data+(iph->ihl<<2));
 	struct xfrm_state *x;
 
 	if (icmp_hdr(skb)->type != ICMP_DEST_UNREACH ||