ipv4: fix checkpatch errors

Fix checkpatch errors of the following type:
	* ERROR: "foo * bar" should be "foo *bar"
	* ERROR: "(foo*)" should be "(foo *)"

Signed-off-by: Daniel Baluta <dbaluta@ixiacom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index a0d0d9d..1372c45 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -210,10 +210,10 @@
  *	Simple and stupid 8), but the most efficient way.
  */
 
-void ip_options_fragment(struct sk_buff * skb)
+void ip_options_fragment(struct sk_buff *skb)
 {
 	unsigned char *optptr = skb_network_header(skb) + sizeof(struct iphdr);
-	struct ip_options * opt = &(IPCB(skb)->opt);
+	struct ip_options *opt = &(IPCB(skb)->opt);
 	int  l = opt->optlen;
 	int  optlen;
 
@@ -248,13 +248,13 @@
  */
 
 int ip_options_compile(struct net *net,
-		       struct ip_options * opt, struct sk_buff * skb)
+		       struct ip_options *opt, struct sk_buff *skb)
 {
 	int l;
-	unsigned char * iph;
-	unsigned char * optptr;
+	unsigned char *iph;
+	unsigned char *optptr;
 	int optlen;
-	unsigned char * pp_ptr = NULL;
+	unsigned char *pp_ptr = NULL;
 	struct rtable *rt = NULL;
 
 	if (skb != NULL) {
@@ -473,20 +473,20 @@
  *	Undo all the changes done by ip_options_compile().
  */
 
-void ip_options_undo(struct ip_options * opt)
+void ip_options_undo(struct ip_options *opt)
 {
 	if (opt->srr) {
-		unsigned  char * optptr = opt->__data+opt->srr-sizeof(struct  iphdr);
+		unsigned  char *optptr = opt->__data+opt->srr-sizeof(struct  iphdr);
 		memmove(optptr+7, optptr+3, optptr[1]-7);
 		memcpy(optptr+3, &opt->faddr, 4);
 	}
 	if (opt->rr_needaddr) {
-		unsigned  char * optptr = opt->__data+opt->rr-sizeof(struct  iphdr);
+		unsigned  char *optptr = opt->__data+opt->rr-sizeof(struct  iphdr);
 		optptr[2] -= 4;
 		memset(&optptr[optptr[2]-1], 0, 4);
 	}
 	if (opt->ts) {
-		unsigned  char * optptr = opt->__data+opt->ts-sizeof(struct  iphdr);
+		unsigned  char *optptr = opt->__data+opt->ts-sizeof(struct  iphdr);
 		if (opt->ts_needtime) {
 			optptr[2] -= 4;
 			memset(&optptr[optptr[2]-1], 0, 4);
@@ -549,8 +549,8 @@
 
 void ip_forward_options(struct sk_buff *skb)
 {
-	struct   ip_options * opt	= &(IPCB(skb)->opt);
-	unsigned char * optptr;
+	struct   ip_options *opt	= &(IPCB(skb)->opt);
+	unsigned char *optptr;
 	struct rtable *rt = skb_rtable(skb);
 	unsigned char *raw = skb_network_header(skb);