net: clean up net/ipv4/ip_fragment.c tcp_timer.c ip_input.c

Signed-off-by: Jianjun Kong <jianjun@zeuux.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 8c495e3..1a3c37b 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -56,7 +56,7 @@
 	int			offset;
 };
 
-#define FRAG_CB(skb)	((struct ipfrag_skb_cb*)((skb)->cb))
+#define FRAG_CB(skb)	((struct ipfrag_skb_cb *)((skb)->cb))
 
 /* Describe an entry in the "incomplete datagrams" queue. */
 struct ipq {
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index 1b6475c..70bedab 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -340,9 +340,9 @@
 		struct ip_rt_acct *st = per_cpu_ptr(ip_rt_acct, smp_processor_id());
 		u32 idx = skb->dst->tclassid;
 		st[idx&0xFF].o_packets++;
-		st[idx&0xFF].o_bytes+=skb->len;
+		st[idx&0xFF].o_bytes += skb->len;
 		st[(idx>>16)&0xFF].i_packets++;
-		st[(idx>>16)&0xFF].i_bytes+=skb->len;
+		st[(idx>>16)&0xFF].i_bytes += skb->len;
 	}
 #endif
 
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 9843f6c..3df339e 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -171,7 +171,7 @@
 
 static void tcp_delack_timer(unsigned long data)
 {
-	struct sock *sk = (struct sock*)data;
+	struct sock *sk = (struct sock *)data;
 	struct tcp_sock *tp = tcp_sk(sk);
 	struct inet_connection_sock *icsk = inet_csk(sk);
 
@@ -396,7 +396,7 @@
 
 static void tcp_write_timer(unsigned long data)
 {
-	struct sock *sk = (struct sock*)data;
+	struct sock *sk = (struct sock *)data;
 	struct inet_connection_sock *icsk = inet_csk(sk);
 	int event;