[NET] IPV4: Fix whitespace errors.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv4/af_inet.c

@@ -550,7 +550,7 @@ int inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
 		if (err < 0)
 			goto out;
 
-  		sock->state = SS_CONNECTING;
+		sock->state = SS_CONNECTING;
 
 		/* Just entered SS_CONNECTING state; the only
 		 * difference is that return value in non-blocking
@@ -878,36 +878,36 @@ static struct net_proto_family inet_family_ops = {
  */
 static struct inet_protosw inetsw_array[] =
 {
-        {
-                .type =       SOCK_STREAM,
-                .protocol =   IPPROTO_TCP,
-                .prot =       &tcp_prot,
-                .ops =        &inet_stream_ops,
-                .capability = -1,
-                .no_check =   0,
-                .flags =      INET_PROTOSW_PERMANENT |
+	{
+		.type =       SOCK_STREAM,
+		.protocol =   IPPROTO_TCP,
+		.prot =       &tcp_prot,
+		.ops =        &inet_stream_ops,
+		.capability = -1,
+		.no_check =   0,
+		.flags =      INET_PROTOSW_PERMANENT |
 			      INET_PROTOSW_ICSK,
-        },
-
-        {
-                .type =       SOCK_DGRAM,
-                .protocol =   IPPROTO_UDP,
-                .prot =       &udp_prot,
-                .ops =        &inet_dgram_ops,
-                .capability = -1,
-                .no_check =   UDP_CSUM_DEFAULT,
-                .flags =      INET_PROTOSW_PERMANENT,
+	},
+
+	{
+		.type =       SOCK_DGRAM,
+		.protocol =   IPPROTO_UDP,
+		.prot =       &udp_prot,
+		.ops =        &inet_dgram_ops,
+		.capability = -1,
+		.no_check =   UDP_CSUM_DEFAULT,
+		.flags =      INET_PROTOSW_PERMANENT,
        },
-        
+
 
        {
-               .type =       SOCK_RAW,
-               .protocol =   IPPROTO_IP,	/* wild card */
-               .prot =       &raw_prot,
-               .ops =        &inet_sockraw_ops,
-               .capability = CAP_NET_RAW,
-               .no_check =   UDP_CSUM_DEFAULT,
-               .flags =      INET_PROTOSW_REUSE,
+	       .type =       SOCK_RAW,
+	       .protocol =   IPPROTO_IP,	/* wild card */
+	       .prot =       &raw_prot,
+	       .ops =        &inet_sockraw_ops,
+	       .capability = CAP_NET_RAW,
+	       .no_check =   UDP_CSUM_DEFAULT,
+	       .flags =      INET_PROTOSW_REUSE,
        }
 };
 
@@ -946,7 +946,7 @@ void inet_register_protosw(struct inet_protosw *p)
 	/* Add the new entry after the last permanent entry if any, so that
 	 * the new entry does not override a permanent entry when matched with
 	 * a wild-card protocol. But it is allowed to override any existing
-	 * non-permanent entry.  This means that when we remove this entry, the 
+	 * non-permanent entry.  This means that when we remove this entry, the
 	 * system automatically returns to the old behavior.
 	 */
 	list_add_rcu(&p->list, last_perm);
@@ -1073,7 +1073,7 @@ int inet_sk_rebuild_header(struct sock *sk)
 			},
 		},
 	};
-						
+
 	security_sk_classify_flow(sk, &fl);
 	err = ip_route_output_flow(&rt, &fl, sk, 0);
 }
@@ -1273,10 +1273,10 @@ static int __init inet_init(void)
 		goto out_unregister_udp_proto;
 
 	/*
-	 *	Tell SOCKET that we are alive... 
+	 *	Tell SOCKET that we are alive...
 	 */
 
-  	(void)sock_register(&inet_family_ops);
+	(void)sock_register(&inet_family_ops);
 
 	/*
 	 *	Add all the base protocols.
@@ -1306,9 +1306,9 @@ static int __init inet_init(void)
 
 	arp_init();
 
-  	/*
-  	 *	Set the IP module up
-  	 */
+	/*
+	 *	Set the IP module up
+	 */
 
 	ip_init();
 
@@ -1334,11 +1334,11 @@ static int __init inet_init(void)
 #endif
 	/*
 	 *	Initialise per-cpu ipv4 mibs
-	 */ 
+	 */
 
 	if(init_ipv4_mibs())
 		printk(KERN_CRIT "inet_init: Cannot init ipv4 mibs\n"); ;
-	
+
 	ipv4_proc_init();
 
 	ipfrag_init();

net/ipv4/ah4.c

@@ -91,7 +91,7 @@ static int ah_output(struct xfrm_state *x, struct sk_buff *skb)
 	top_iph->check = 0;
 
 	ahp = x->data;
-	ah->hdrlen  = (XFRM_ALIGN8(sizeof(struct ip_auth_hdr) + 
+	ah->hdrlen  = (XFRM_ALIGN8(sizeof(struct ip_auth_hdr) +
 				   ahp->icv_trunc_len) >> 2) - 2;
 
 	ah->reserved = 0;
@@ -135,9 +135,9 @@ static int ah_input(struct xfrm_state *x, struct sk_buff *skb)
 	ah = (struct ip_auth_hdr*)skb->data;
 	ahp = x->data;
 	ah_hlen = (ah->hdrlen + 2) << 2;
-	
+
 	if (ah_hlen != XFRM_ALIGN8(sizeof(struct ip_auth_hdr) + ahp->icv_full_len) &&
-	    ah_hlen != XFRM_ALIGN8(sizeof(struct ip_auth_hdr) + ahp->icv_trunc_len)) 
+	    ah_hlen != XFRM_ALIGN8(sizeof(struct ip_auth_hdr) + ahp->icv_trunc_len))
 		goto out;
 
 	if (!pskb_may_pull(skb, ah_hlen))
@@ -166,9 +166,9 @@ static int ah_input(struct xfrm_state *x, struct sk_buff *skb)
 		if (ip_clear_mutable_options(iph, &dummy))
 			goto out;
 	}
-        {
+	{
 		u8 auth_data[MAX_AH_AUTH_LEN];
-		
+
 		memcpy(auth_data, ah->auth_data, ahp->icv_trunc_len);
 		skb_push(skb, ihl);
 		err = ah_mac_digest(ahp, skb, ah->auth_data);
@@ -237,7 +237,7 @@ static int ah_init_state(struct xfrm_state *x)
 	ahp->tfm = tfm;
 	if (crypto_hash_setkey(tfm, ahp->key, ahp->key_len))
 		goto error;
-	
+
 	/*
 	 * Lookup the algorithm description maintained by xfrm_algo,
 	 * verify crypto transform properties, and store information
@@ -254,16 +254,16 @@ static int ah_init_state(struct xfrm_state *x)
 		       aalg_desc->uinfo.auth.icv_fullbits/8);
 		goto error;
 	}
-	
+
 	ahp->icv_full_len = aalg_desc->uinfo.auth.icv_fullbits/8;
 	ahp->icv_trunc_len = aalg_desc->uinfo.auth.icv_truncbits/8;
-	
+
 	BUG_ON(ahp->icv_trunc_len > MAX_AH_AUTH_LEN);
-	
+
 	ahp->work_icv = kmalloc(ahp->icv_full_len, GFP_KERNEL);
 	if (!ahp->work_icv)
 		goto error;
-	
+
 	x->props.header_len = XFRM_ALIGN8(sizeof(struct ip_auth_hdr) + ahp->icv_trunc_len);
 	if (x->props.mode == XFRM_MODE_TUNNEL)
 		x->props.header_len += sizeof(struct iphdr);

net/ipv4/arp.c

@@ -15,9 +15,9 @@
  * 2 of the License, or (at your option) any later version.
  *
  * Fixes:
- *		Alan Cox	:	Removed the Ethernet assumptions in 
+ *		Alan Cox	:	Removed the Ethernet assumptions in
  *					Florian's code
- *		Alan Cox	:	Fixed some small errors in the ARP 
+ *		Alan Cox	:	Fixed some small errors in the ARP
  *					logic
  *		Alan Cox	:	Allow >4K in /proc
  *		Alan Cox	:	Make ARP add its own protocol entry
@@ -39,18 +39,18 @@
  *		Jonathan Naylor :	Only lookup the hardware address for
  *					the correct hardware type.
  *		Germano Caronni	:	Assorted subtle races.
- *		Craig Schlenter :	Don't modify permanent entry 
+ *		Craig Schlenter :	Don't modify permanent entry
  *					during arp_rcv.
  *		Russ Nelson	:	Tidied up a few bits.
  *		Alexey Kuznetsov:	Major changes to caching and behaviour,
- *					eg intelligent arp probing and 
+ *					eg intelligent arp probing and
  *					generation
  *					of host down events.
  *		Alan Cox	:	Missing unlock in device events.
  *		Eckes		:	ARP ioctl control errors.
  *		Alexey Kuznetsov:	Arp free fix.
  *		Manuel Rodriguez:	Gratuitous ARP.
- *              Jonathan Layes  :       Added arpd support through kerneld 
+ *              Jonathan Layes  :       Added arpd support through kerneld
  *                                      message queue (960314)
  *		Mike Shaver	:	/proc/sys/net/ipv4/arp_* support
  *		Mike McLagan    :	Routing by source
@@ -210,7 +210,7 @@ int arp_mc_map(__be32 addr, u8 *haddr, struct net_device *dev, int dir)
 	case ARPHRD_FDDI:
 	case ARPHRD_IEEE802:
 		ip_eth_mc_map(addr, haddr);
-		return 0; 
+		return 0;
 	case ARPHRD_IEEE802_TR:
 		ip_tr_mc_map(addr, haddr);
 		return 0;
@@ -288,7 +288,7 @@ static int arp_constructor(struct neighbour *neigh)
 		switch (dev->type) {
 		default:
 			break;
-		case ARPHRD_ROSE:	
+		case ARPHRD_ROSE:
 #if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE)
 		case ARPHRD_AX25:
 #if defined(CONFIG_NETROM) || defined(CONFIG_NETROM_MODULE)
@@ -425,18 +425,18 @@ static int arp_filter(__be32 sip, __be32 tip, struct net_device *dev)
 	struct flowi fl = { .nl_u = { .ip4_u = { .daddr = sip,
 						 .saddr = tip } } };
 	struct rtable *rt;
-	int flag = 0; 
+	int flag = 0;
 	/*unsigned long now; */
 
-	if (ip_route_output_key(&rt, &fl) < 0) 
+	if (ip_route_output_key(&rt, &fl) < 0)
 		return 1;
-	if (rt->u.dst.dev != dev) { 
+	if (rt->u.dst.dev != dev) {
 		NET_INC_STATS_BH(LINUX_MIB_ARPFILTER);
 		flag = 1;
-	} 
-	ip_rt_put(rt); 
-	return flag; 
-} 
+	}
+	ip_rt_put(rt);
+	return flag;
+}
 
 /* OBSOLETE FUNCTIONS */
 
@@ -490,7 +490,7 @@ int arp_find(unsigned char *haddr, struct sk_buff *skb)
 		n->used = jiffies;
 		if (n->nud_state&NUD_VALID || neigh_event_send(n, skb) == 0) {
 			read_lock_bh(&n->lock);
- 			memcpy(haddr, n->ha, dev->addr_len);
+			memcpy(haddr, n->ha, dev->addr_len);
 			read_unlock_bh(&n->lock);
 			neigh_release(n);
 			return 0;
@@ -572,7 +572,7 @@ struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
 	/*
 	 *	Allocate a buffer
 	 */
-	
+
 	skb = alloc_skb(sizeof(struct arphdr)+ 2*(dev->addr_len+4)
 				+ LL_RESERVED_SPACE(dev), GFP_ATOMIC);
 	if (skb == NULL)
@@ -685,7 +685,7 @@ void arp_send(int type, int ptype, __be32 dest_ip,
 	/*
 	 *	No arp on this interface.
 	 */
-	
+
 	if (dev->flags&IFF_NOARP)
 		return;
 
@@ -725,7 +725,7 @@ static int arp_process(struct sk_buff *skb)
 	arp = skb->nh.arph;
 
 	switch (dev_type) {
-	default:	
+	default:
 		if (arp->ar_pro != htons(ETH_P_IP) ||
 		    htons(dev_type) != arp->ar_hrd)
 			goto out;
@@ -792,7 +792,7 @@ static int arp_process(struct sk_buff *skb)
 	tha	= arp_ptr;
 	arp_ptr += dev->addr_len;
 	memcpy(&tip, arp_ptr, 4);
-/* 
+/*
  *	Check for bad requests for 127.x.x.x and requests for multicast
  *	addresses.  If this is one such, delete it.
  */
@@ -809,16 +809,16 @@ static int arp_process(struct sk_buff *skb)
  *  Process entry.  The idea here is we want to send a reply if it is a
  *  request for us or if it is a request for someone else that we hold
  *  a proxy for.  We want to add an entry to our cache if it is a reply
- *  to us or if it is a request for our address.  
- *  (The assumption for this last is that if someone is requesting our 
- *  address, they are probably intending to talk to us, so it saves time 
- *  if we cache their address.  Their address is also probably not in 
+ *  to us or if it is a request for our address.
+ *  (The assumption for this last is that if someone is requesting our
+ *  address, they are probably intending to talk to us, so it saves time
+ *  if we cache their address.  Their address is also probably not in
  *  our cache, since ours is not in their cache.)
- * 
+ *
  *  Putting this another way, we only care about replies if they are to
  *  us, in which case we add them to the cache.  For requests, we care
  *  about those for us and those for our proxies.  We reply to both,
- *  and in the case of requests for us we add the requester to the arp 
+ *  and in the case of requests for us we add the requester to the arp
  *  cache.
  */
 
@@ -845,7 +845,7 @@ static int arp_process(struct sk_buff *skb)
 				if (!dont_send)
 					dont_send |= arp_ignore(in_dev,dev,sip,tip);
 				if (!dont_send && IN_DEV_ARPFILTER(in_dev))
-					dont_send |= arp_filter(sip,tip,dev); 
+					dont_send |= arp_filter(sip,tip,dev);
 				if (!dont_send)
 					arp_send(ARPOP_REPLY,ETH_P_ARP,sip,dev,tip,sha,dev->dev_addr,sha);
 
@@ -860,7 +860,7 @@ static int arp_process(struct sk_buff *skb)
 				if (n)
 					neigh_release(n);
 
-				if (NEIGH_CB(skb)->flags & LOCALLY_ENQUEUED || 
+				if (NEIGH_CB(skb)->flags & LOCALLY_ENQUEUED ||
 				    skb->pkt_type == PACKET_HOST ||
 				    in_dev->arp_parms->proxy_delay == 0) {
 					arp_send(ARPOP_REPLY,ETH_P_ARP,sip,dev,tip,sha,dev->dev_addr,sha);
@@ -1039,7 +1039,7 @@ static int arp_req_set(struct arpreq *r, struct net_device * dev)
 		if (r->arp_flags & ATF_PERM)
 			state = NUD_PERMANENT;
 		err = neigh_update(neigh, (r->arp_flags&ATF_COM) ?
-				   r->arp_ha.sa_data : NULL, state, 
+				   r->arp_ha.sa_data : NULL, state,
 				   NEIGH_UPDATE_F_OVERRIDE|
 				   NEIGH_UPDATE_F_ADMIN);
 		neigh_release(neigh);
@@ -1121,7 +1121,7 @@ static int arp_req_delete(struct arpreq *r, struct net_device * dev)
 	neigh = neigh_lookup(&arp_tbl, &ip, dev);
 	if (neigh) {
 		if (neigh->nud_state&~NUD_NOARP)
-			err = neigh_update(neigh, NULL, NUD_FAILED, 
+			err = neigh_update(neigh, NULL, NUD_FAILED,
 					   NEIGH_UPDATE_F_OVERRIDE|
 					   NEIGH_UPDATE_F_ADMIN);
 		neigh_release(neigh);
@@ -1181,7 +1181,7 @@ int arp_ioctl(unsigned int cmd, void __user *arg)
 
 	switch(cmd) {
 	case SIOCDARP:
-	        err = arp_req_delete(&r, dev);
+		err = arp_req_delete(&r, dev);
 		break;
 	case SIOCSARP:
 		err = arp_req_set(&r, dev);
@@ -1268,14 +1268,14 @@ static char *ax2asc2(ax25_address *a, char *buf)
 
 		if (c != ' ') *s++ = c;
 	}
-	
+
 	*s++ = '-';
 
 	if ((n = ((a->ax25_call[6] >> 1) & 0x0F)) > 9) {
 		*s++ = '1';
 		n -= 10;
 	}
-	
+
 	*s++ = n + '0';
 	*s++ = '\0';
 
@@ -1373,7 +1373,7 @@ static int arp_seq_open(struct inode *inode, struct file *file)
 	struct seq_file *seq;
 	int rc = -ENOMEM;
 	struct neigh_seq_state *s = kzalloc(sizeof(*s), GFP_KERNEL);
-       
+
 	if (!s)
 		goto out;
 

net/ipv4/datagram.c

@@ -29,12 +29,12 @@ int ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 	int oif;
 	int err;
 
-	
-	if (addr_len < sizeof(*usin)) 
-	  	return -EINVAL;
 
-	if (usin->sin_family != AF_INET) 
-	  	return -EAFNOSUPPORT;
+	if (addr_len < sizeof(*usin))
+		return -EINVAL;
+
+	if (usin->sin_family != AF_INET)
+		return -EAFNOSUPPORT;
 
 	sk_dst_reset(sk);
 
@@ -56,8 +56,8 @@ int ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 		ip_rt_put(rt);
 		return -EACCES;
 	}
-  	if (!inet->saddr)
-	  	inet->saddr = rt->rt_src;	/* Update source address */
+	if (!inet->saddr)
+		inet->saddr = rt->rt_src;	/* Update source address */
 	if (!inet->rcv_saddr)
 		inet->rcv_saddr = rt->rt_src;
 	inet->daddr = rt->rt_dst;

net/ipv4/devinet.c

@@ -252,7 +252,7 @@ static void __inet_del_ifa(struct in_device *in_dev, struct in_ifaddr **ifap,
 
 	ASSERT_RTNL();
 
-	/* 1. Deleting primary ifaddr forces deletion all secondaries 
+	/* 1. Deleting primary ifaddr forces deletion all secondaries
 	 * unless alias promotion is set
 	 **/
 
@@ -260,7 +260,7 @@ static void __inet_del_ifa(struct in_device *in_dev, struct in_ifaddr **ifap,
 		struct in_ifaddr **ifap1 = &ifa1->ifa_next;
 
 		while ((ifa = *ifap1) != NULL) {
-			if (!(ifa->ifa_flags & IFA_F_SECONDARY) && 
+			if (!(ifa->ifa_flags & IFA_F_SECONDARY) &&
 			    ifa1->ifa_scope <= ifa->ifa_scope)
 				last_prim = ifa;
 
@@ -583,8 +583,8 @@ static __inline__ int inet_abc_len(__be32 addr)
 {
 	int rc = -1;	/* Something else, probably a multicast. */
 
-  	if (ZERONET(addr))
-  		rc = 0;
+	if (ZERONET(addr))
+		rc = 0;
 	else {
 		__u32 haddr = ntohl(addr);
 
@@ -596,7 +596,7 @@ static __inline__ int inet_abc_len(__be32 addr)
 			rc = 24;
 	}
 
-  	return rc;
+	return rc;
 }
 
 
@@ -1020,29 +1020,29 @@ int unregister_inetaddr_notifier(struct notifier_block *nb)
  * alias numbering and to create unique labels if possible.
 */
 static void inetdev_changename(struct net_device *dev, struct in_device *in_dev)
-{ 
+{
 	struct in_ifaddr *ifa;
 	int named = 0;
 
-	for (ifa = in_dev->ifa_list; ifa; ifa = ifa->ifa_next) { 
-		char old[IFNAMSIZ], *dot; 
+	for (ifa = in_dev->ifa_list; ifa; ifa = ifa->ifa_next) {
+		char old[IFNAMSIZ], *dot;
 
 		memcpy(old, ifa->ifa_label, IFNAMSIZ);
-		memcpy(ifa->ifa_label, dev->name, IFNAMSIZ); 
+		memcpy(ifa->ifa_label, dev->name, IFNAMSIZ);
 		if (named++ == 0)
 			continue;
 		dot = strchr(ifa->ifa_label, ':');
-		if (dot == NULL) { 
-			sprintf(old, ":%d", named); 
+		if (dot == NULL) {
+			sprintf(old, ":%d", named);
 			dot = old;
 		}
-		if (strlen(dot) + strlen(dev->name) < IFNAMSIZ) { 
-			strcat(ifa->ifa_label, dot); 
-		} else { 
-			strcpy(ifa->ifa_label + (IFNAMSIZ - strlen(dot) - 1), dot); 
-		} 
-	}	
-} 
+		if (strlen(dot) + strlen(dev->name) < IFNAMSIZ) {
+			strcat(ifa->ifa_label, dot);
+		} else {
+			strcpy(ifa->ifa_label + (IFNAMSIZ - strlen(dot) - 1), dot);
+		}
+	}
+}
 
 /* Called only under RTNL semaphore */
 
@@ -1539,7 +1539,7 @@ static struct devinet_sysctl_table {
 		},
 	},
 	.devinet_conf_dir = {
-	        {
+		{
 			.ctl_name	= NET_IPV4_CONF,
 			.procname	= "conf",
 			.mode		= 0555,
@@ -1581,18 +1581,18 @@ static void devinet_sysctl_register(struct in_device *in_dev,
 	}
 
 	if (dev) {
-		dev_name = dev->name; 
+		dev_name = dev->name;
 		t->devinet_dev[0].ctl_name = dev->ifindex;
 	} else {
 		dev_name = "default";
 		t->devinet_dev[0].ctl_name = NET_PROTO_CONF_DEFAULT;
 	}
 
-	/* 
-	 * Make a copy of dev_name, because '.procname' is regarded as const 
+	/*
+	 * Make a copy of dev_name, because '.procname' is regarded as const
 	 * by sysctl and we wouldn't want anyone to change it under our feet
 	 * (see SIOCSIFNAME).
-	 */	
+	 */
 	dev_name = kstrdup(dev_name, GFP_KERNEL);
 	if (!dev_name)
 	    goto free;

net/ipv4/esp4.c

@@ -215,7 +215,7 @@ static int esp_input(struct xfrm_state *x, struct sk_buff *skb)
 	if (padlen+2 >= elen)
 		goto out;
 
-	/* ... check padding bits here. Silly. :-) */ 
+	/* ... check padding bits here. Silly. :-) */
 
 	iph = skb->nh.iph;
 	ihl = iph->ihl * 4;
@@ -236,7 +236,7 @@ static int esp_input(struct xfrm_state *x, struct sk_buff *skb)
 
 			ipaddr.a4 = iph->saddr;
 			km_new_mapping(x, &ipaddr, uh->source);
-				
+
 			/* XXX: perhaps add an extra
 			 * policy check here, to see
 			 * if we should allow or
@@ -245,7 +245,7 @@ static int esp_input(struct xfrm_state *x, struct sk_buff *skb)
 			 * address/port.
 			 */
 		}
-	
+
 		/*
 		 * 2) ignore UDP/TCP checksums in case
 		 *    of NAT-T in Transport Mode, or
@@ -284,7 +284,7 @@ static u32 esp4_get_max_size(struct xfrm_state *x, int mtu)
 		mtu = ALIGN(mtu + 2, 4) + blksize - 4;
 		break;
 	case XFRM_MODE_BEET:
- 		/* The worst case. */
+		/* The worst case. */
 		enclen = IPV4_BEET_PHMAXLEN;
 		mtu = ALIGN(mtu + enclen + 2, blksize);
 		break;

net/ipv4/fib_frontend.c

@@ -160,7 +160,7 @@ unsigned inet_addr_type(__be32 addr)
 #ifdef CONFIG_IP_MULTIPLE_TABLES
 	res.r = NULL;
 #endif
-	
+
 	if (ip_fib_local_table) {
 		ret = RTN_UNICAST;
 		if (!ip_fib_local_table->tb_lookup(ip_fib_local_table,
@@ -378,7 +378,7 @@ static int rtentry_to_fib_config(int cmd, struct rtentry *rt,
 		int len = 0;
 
 		mx = kzalloc(3 * nla_total_size(4), GFP_KERNEL);
- 		if (mx == NULL)
+		if (mx == NULL)
 			return -ENOMEM;
 
 		if (rt->rt_flags & RTF_MTU)
@@ -400,7 +400,7 @@ static int rtentry_to_fib_config(int cmd, struct rtentry *rt,
 /*
  *	Handle IP routing ioctl calls. These are used to manipulate the routing tables
  */
- 
+
 int ip_rt_ioctl(unsigned int cmd, void __user *arg)
 {
 	struct fib_config cfg;
@@ -600,7 +600,7 @@ int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
 				goto next;
 			if (dumped)
 				memset(&cb->args[2], 0, sizeof(cb->args) -
-				                 2 * sizeof(cb->args[0]));
+						 2 * sizeof(cb->args[0]));
 			if (tb->tb_dump(tb, skb, cb) < 0)
 				goto out;
 			dumped = 1;
@@ -766,7 +766,7 @@ static void fib_del_ifaddr(struct in_ifaddr *ifa)
 
 static void nl_fib_lookup(struct fib_result_nl *frn, struct fib_table *tb )
 {
-	
+
 	struct fib_result       res;
 	struct flowi            fl = { .mark = frn->fl_mark,
 				       .nl_u = { .ip4_u = { .daddr = frn->fl_addr,
@@ -791,11 +791,11 @@ static void nl_fib_lookup(struct fib_result_nl *frn, struct fib_table *tb )
 static void nl_fib_input(struct sock *sk, int len)
 {
 	struct sk_buff *skb = NULL;
-        struct nlmsghdr *nlh = NULL;
+	struct nlmsghdr *nlh = NULL;
 	struct fib_result_nl *frn;
-	u32 pid;     
+	u32 pid;
 	struct fib_table *tb;
-	
+
 	skb = skb_dequeue(&sk->sk_receive_queue);
 	nlh = (struct nlmsghdr *)skb->data;
 	if (skb->len < NLMSG_SPACE(0) || skb->len < nlh->nlmsg_len ||
@@ -803,17 +803,17 @@ static void nl_fib_input(struct sock *sk, int len)