[IPV4]: cleanup

Add whitespace around keywords.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv4/af_inet.c

@@ -1339,7 +1339,7 @@ static int __init inet_init(void)
 	 *	Initialise per-cpu ipv4 mibs
 	 */
 
-	if(init_ipv4_mibs())
+	if (init_ipv4_mibs())
 		printk(KERN_CRIT "inet_init: Cannot init ipv4 mibs\n"); ;
 
 	ipv4_proc_init();

net/ipv4/arp.c

@@ -1178,7 +1178,7 @@ int arp_ioctl(unsigned int cmd, void __user *arg)
 		goto out;
 	}
 
-	switch(cmd) {
+	switch (cmd) {
 	case SIOCDARP:
 		err = arp_req_delete(&r, dev);
 		break;

net/ipv4/cipso_ipv4.c

@@ -1174,7 +1174,7 @@ static int cipso_v4_map_cat_rng_ntoh(const struct cipso_v4_doi *doi_def,
 	u16 cat_low;
 	u16 cat_high;
 
-	for(net_iter = 0; net_iter < net_cat_len; net_iter += 4) {
+	for (net_iter = 0; net_iter < net_cat_len; net_iter += 4) {
 		cat_high = ntohs(*((__be16 *)&net_cat[net_iter]));
 		if ((net_iter + 4) <= net_cat_len)
 			cat_low = ntohs(*((__be16 *)&net_cat[net_iter + 2]));

net/ipv4/devinet.c

@@ -633,7 +633,7 @@ int devinet_ioctl(unsigned int cmd, void __user *arg)
 	dev_load(ifr.ifr_name);
 #endif
 
-	switch(cmd) {
+	switch (cmd) {
 	case SIOCGIFADDR:	/* Get interface address */
 	case SIOCGIFBRDADDR:	/* Get the broadcast address */
 	case SIOCGIFDSTADDR:	/* Get the destination address */
@@ -708,7 +708,7 @@ int devinet_ioctl(unsigned int cmd, void __user *arg)
 	if (!ifa && cmd != SIOCSIFADDR && cmd != SIOCSIFFLAGS)
 		goto done;
 
-	switch(cmd) {
+	switch (cmd) {
 	case SIOCGIFADDR:	/* Get interface address */
 		sin->sin_addr.s_addr = ifa->ifa_local;
 		goto rarok;

net/ipv4/fib_trie.c

@@ -350,11 +350,10 @@ static void __tnode_free_rcu(struct rcu_head *head)
 
 static inline void tnode_free(struct tnode *tn)
 {
-	if(IS_LEAF(tn)) {
+	if (IS_LEAF(tn)) {
 		struct leaf *l = (struct leaf *) tn;
 		call_rcu_bh(&l->rcu, __leaf_free_rcu);
-	}
-	else
+	} else
 		call_rcu(&tn->rcu, __tnode_free_rcu);
 }
 
@@ -553,7 +552,7 @@ static struct node *resize(struct trie *t, struct tnode *tn)
 
 	/* Keep root node larger  */
 
-	if(!tn->parent)
+	if (!tn->parent)
 		inflate_threshold_use = inflate_threshold_root;
 	else
 		inflate_threshold_use = inflate_threshold;
@@ -584,7 +583,7 @@ static struct node *resize(struct trie *t, struct tnode *tn)
 
 	/* Keep root node larger  */
 
-	if(!tn->parent)
+	if (!tn->parent)
 		halve_threshold_use = halve_threshold_root;
 	else
 		halve_threshold_use = halve_threshold;
@@ -2039,12 +2038,12 @@ static struct node *fib_trie_get_first(struct fib_trie_iter *iter,
 {
 	struct node *n ;
 
-	if(!t)
+	if (!t)
 		return NULL;
 
 	n = rcu_dereference(t->trie);
 
-	if(!iter)
+	if (!iter)
 		return NULL;
 
 	if (n) {
@@ -2084,7 +2083,7 @@ static void trie_collect_stats(struct trie *t, struct trie_stat *s)
 			int i;
 
 			s->tnodes++;
-			if(tn->bits < MAX_STAT_DEPTH)
+			if (tn->bits < MAX_STAT_DEPTH)
 				s->nodesizes[tn->bits]++;
 
 			for (i = 0; i < (1<<tn->bits); i++)
@@ -2250,7 +2249,7 @@ static inline const char *rtn_scope(enum rt_scope_t s)
 {
 	static char buf[32];
 
-	switch(s) {
+	switch (s) {
 	case RT_SCOPE_UNIVERSE: return "universe";
 	case RT_SCOPE_SITE:	return "site";
 	case RT_SCOPE_LINK:	return "link";

net/ipv4/ip_fragment.c

@@ -184,7 +184,7 @@ static __inline__ struct ipq *frag_alloc_queue(void)
 {
 	struct ipq *qp = kmalloc(sizeof(struct ipq), GFP_ATOMIC);
 
-	if(!qp)
+	if (!qp)
 		return NULL;
 	atomic_add(sizeof(struct ipq), &ip_frag_mem);
 	return qp;
@@ -321,11 +321,11 @@ static struct ipq *ip_frag_intern(struct ipq *qp_in)
 	 * promoted read lock to write lock.
 	 */
 	hlist_for_each_entry(qp, n, &ipq_hash[hash], list) {
-		if(qp->id == qp_in->id		&&
-		   qp->saddr == qp_in->saddr	&&
-		   qp->daddr == qp_in->daddr	&&
-		   qp->protocol == qp_in->protocol &&
-		   qp->user == qp_in->user) {
+		if (qp->id == qp_in->id		&&
+		    qp->saddr == qp_in->saddr	&&
+		    qp->daddr == qp_in->daddr	&&
+		    qp->protocol == qp_in->protocol &&
+		    qp->user == qp_in->user) {
 			atomic_inc(&qp->refcnt);
 			write_unlock(&ipfrag_lock);
 			qp_in->last_in |= COMPLETE;
@@ -398,11 +398,11 @@ static inline struct ipq *ip_find(struct iphdr *iph, u32 user)
 	read_lock(&ipfrag_lock);
 	hash = ipqhashfn(id, saddr, daddr, protocol);
 	hlist_for_each_entry(qp, n, &ipq_hash[hash], list) {
-		if(qp->id == id		&&
-		   qp->saddr == saddr	&&
-		   qp->daddr == daddr	&&
-		   qp->protocol == protocol &&
-		   qp->user == user) {
+		if (qp->id == id		&&
+		    qp->saddr == saddr	&&
+		    qp->daddr == daddr	&&
+		    qp->protocol == protocol &&
+		    qp->user == user) {
 			atomic_inc(&qp->refcnt);
 			read_unlock(&ipfrag_lock);
 			return qp;
@@ -524,7 +524,7 @@ static void ip_frag_queue(struct ipq *qp, struct sk_buff *skb)
 	 * this fragment, right?
 	 */
 	prev = NULL;
-	for(next = qp->fragments; next != NULL; next = next->next) {
+	for (next = qp->fragments; next != NULL; next = next->next) {
 		if (FRAG_CB(next)->offset >= offset)
 			break;	/* bingo! */
 		prev = next;
@@ -627,7 +627,7 @@ static struct sk_buff *ip_frag_reasm(struct ipq *qp, struct net_device *dev)
 	ihlen = head->nh.iph->ihl*4;
 	len = ihlen + qp->len;
 
-	if(len > 65535)
+	if (len > 65535)
 		goto out_oversize;
 
 	/* Head of list must not be cloned. */

net/ipv4/ip_output.c

@@ -566,7 +566,7 @@ slow_path:
 	 *	Keep copying data until we run out.
 	 */
 
-	while(left > 0)	{
+	while (left > 0) {
 		len = left;
 		/* IF: it doesn't fit, use 'mtu' - the data space left */
 		if (len > mtu)

net/ipv4/ipconfig.c

@@ -782,7 +782,7 @@ static void __init ic_do_bootp_ext(u8 *ext)
 	u8 *c;
 
 	printk("DHCP/BOOTP: Got extension %d:",*ext);
-	for(c=ext+2; c<ext+2+ext[1]; c++)
+	for (c=ext+2; c<ext+2+ext[1]; c++)
 		printk(" %02x", *c);
 	printk("\n");
 #endif
@@ -1094,7 +1094,7 @@ static int __init ic_dynamic(void)
 	retries = CONF_SEND_RETRIES;
 	get_random_bytes(&timeout, sizeof(timeout));
 	timeout = CONF_BASE_TIMEOUT + (timeout % (unsigned) CONF_TIMEOUT_RANDOM);
-	for(;;) {
+	for (;;) {
 #ifdef IPCONFIG_BOOTP
 		if (do_bootp && (d->able & IC_BOOTP))
 			ic_bootp_send_if(d, jiffies - start_jiffies);

net/ipv4/xfrm4_mode_tunnel.c

@@ -93,7 +93,7 @@ static int xfrm4_tunnel_input(struct xfrm_state *x, struct sk_buff *skb)
 	struct iphdr *iph = skb->nh.iph;
 	int err = -EINVAL;
 
-	switch(iph->protocol){
+	switch (iph->protocol){
 		case IPPROTO_IPIP:
 			break;
 #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)

net/ipv4/xfrm4_policy.c

@@ -119,7 +119,7 @@ __xfrm4_bundle_create(struct xfrm_policy *policy, struct xfrm_state **xfrm, int
 
 		if (xfrm[i]->props.mode == XFRM_MODE_TUNNEL) {
 			unsigned short encap_family = xfrm[i]->props.family;
-			switch(encap_family) {
+			switch (encap_family) {
 			case AF_INET:
 				fl_tunnel.fl4_dst = xfrm[i]->id.daddr.a4;
 				fl_tunnel.fl4_src = xfrm[i]->props.saddr.a4;