[NET] DECNET: Fix whitespace errors.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 9881933..49b27a4 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -43,7 +43,7 @@
 
 /******************************************************************************
     (c) 1995-1998 E.M. Serrat		emserrat@geocities.com
-    
+
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
@@ -246,7 +246,7 @@
 	}
 }
 
-/* 
+/*
  * When a route has been marked obsolete. (e.g. routing cache flush)
  */
 static struct dst_entry *dn_dst_check(struct dst_entry *dst, __u32 cookie)
@@ -305,7 +305,7 @@
 
 	rcu_assign_pointer(rt->u.rt_next, dn_rt_hash_table[hash].chain);
 	rcu_assign_pointer(dn_rt_hash_table[hash].chain, rt);
-	
+
 	dst_hold(&rt->u.dst);
 	rt->u.dst.__use++;
 	rt->u.dst.lastuse = now;
@@ -506,23 +506,23 @@
 	skb_pull(skb, 20);
 	skb->h.raw = skb->data;
 
-        /* Destination info */
-        ptr += 2;
+	/* Destination info */
+	ptr += 2;
 	cb->dst = dn_eth2dn(ptr);
-        if (memcmp(ptr, dn_hiord_addr, 4) != 0)
-                goto drop_it;
-        ptr += 6;
+	if (memcmp(ptr, dn_hiord_addr, 4) != 0)
+		goto drop_it;
+	ptr += 6;
 
 
-        /* Source info */
-        ptr += 2;
+	/* Source info */
+	ptr += 2;
 	cb->src = dn_eth2dn(ptr);
-        if (memcmp(ptr, dn_hiord_addr, 4) != 0)
-                goto drop_it;
-        ptr += 6;
-        /* Other junk */
-        ptr++;
-        cb->hops = *ptr++; /* Visit Count */
+	if (memcmp(ptr, dn_hiord_addr, 4) != 0)
+		goto drop_it;
+	ptr += 6;
+	/* Other junk */
+	ptr++;
+	cb->hops = *ptr++; /* Visit Count */
 
 	return NF_HOOK(PF_DECnet, NF_DN_PRE_ROUTING, skb, skb->dev, NULL, dn_route_rx_packet);
 
@@ -545,16 +545,16 @@
 	skb->h.raw = skb->data;
 
 	cb->dst = *(__le16 *)ptr;
-        ptr += 2;
-        cb->src = *(__le16 *)ptr;
-        ptr += 2;
-        cb->hops = *ptr & 0x3f;
+	ptr += 2;
+	cb->src = *(__le16 *)ptr;
+	ptr += 2;
+	cb->hops = *ptr & 0x3f;
 
 	return NF_HOOK(PF_DECnet, NF_DN_PRE_ROUTING, skb, skb->dev, NULL, dn_route_rx_packet);
 
 drop_it:
-        kfree_skb(skb);
-        return NET_RX_DROP;
+	kfree_skb(skb);
+	return NET_RX_DROP;
 }
 
 static int dn_route_discard(struct sk_buff *skb)
@@ -626,20 +626,20 @@
 	cb->rt_flags = flags;
 
 	if (decnet_debug_level & 1)
-		printk(KERN_DEBUG 
+		printk(KERN_DEBUG
 			"dn_route_rcv: got 0x%02x from %s [%d %d %d]\n",
-			(int)flags, (dev) ? dev->name : "???", len, skb->len, 
+			(int)flags, (dev) ? dev->name : "???", len, skb->len,
 			padlen);
 
-        if (flags & DN_RT_PKT_CNTL) {
+	if (flags & DN_RT_PKT_CNTL) {
 		if (unlikely(skb_linearize(skb)))
 			goto dump_it;
 
-                switch(flags & DN_RT_CNTL_MSK) {
-        	        case DN_RT_PKT_INIT:
+		switch(flags & DN_RT_CNTL_MSK) {
+			case DN_RT_PKT_INIT:
 				dn_dev_init_pkt(skb);
 				break;
-                	case DN_RT_PKT_VERI:
+			case DN_RT_PKT_VERI:
 				dn_dev_veri_pkt(skb);
 				break;
 		}
@@ -648,31 +648,31 @@
 			goto dump_it;
 
 		switch(flags & DN_RT_CNTL_MSK) {
-                	case DN_RT_PKT_HELO:
+			case DN_RT_PKT_HELO:
 				return NF_HOOK(PF_DECnet, NF_DN_HELLO, skb, skb->dev, NULL, dn_route_ptp_hello);
 
-                	case DN_RT_PKT_L1RT:
-                	case DN_RT_PKT_L2RT:
-                                return NF_HOOK(PF_DECnet, NF_DN_ROUTE, skb, skb->dev, NULL, dn_route_discard);
-                	case DN_RT_PKT_ERTH:
+			case DN_RT_PKT_L1RT:
+			case DN_RT_PKT_L2RT:
+				return NF_HOOK(PF_DECnet, NF_DN_ROUTE, skb, skb->dev, NULL, dn_route_discard);
+			case DN_RT_PKT_ERTH:
 				return NF_HOOK(PF_DECnet, NF_DN_HELLO, skb, skb->dev, NULL, dn_neigh_router_hello);
 
-                	case DN_RT_PKT_EEDH:
+			case DN_RT_PKT_EEDH:
 				return NF_HOOK(PF_DECnet, NF_DN_HELLO, skb, skb->dev, NULL, dn_neigh_endnode_hello);
-                }
-        } else {
+		}
+	} else {
 		if (dn->parms.state != DN_DEV_S_RU)
 			goto dump_it;
 
 		skb_pull(skb, 1); /* Pull flags */
 
-                switch(flags & DN_RT_PKT_MSK) {
-                	case DN_RT_PKT_LONG:
-                        	return dn_route_rx_long(skb);
-                	case DN_RT_PKT_SHORT:
-                        	return dn_route_rx_short(skb);
+		switch(flags & DN_RT_PKT_MSK) {
+			case DN_RT_PKT_LONG:
+				return dn_route_rx_long(skb);
+			case DN_RT_PKT_SHORT:
+				return dn_route_rx_short(skb);
 		}
-        }
+	}
 
 dump_it:
 	kfree_skb(skb);
@@ -815,8 +815,8 @@
 		rt->u.dst.neighbour = n;
 	}
 
-	if (rt->u.dst.metrics[RTAX_MTU-1] == 0 || 
-            rt->u.dst.metrics[RTAX_MTU-1] > rt->u.dst.dev->mtu)
+	if (rt->u.dst.metrics[RTAX_MTU-1] == 0 ||
+	    rt->u.dst.metrics[RTAX_MTU-1] > rt->u.dst.dev->mtu)
 		rt->u.dst.metrics[RTAX_MTU-1] = rt->u.dst.dev->mtu;
 	mss = dn_mss_from_pmtu(dev, dst_mtu(&rt->u.dst));
 	if (rt->u.dst.metrics[RTAX_ADVMSS-1] == 0 ||
@@ -876,7 +876,7 @@
 
 static int dn_route_output_slow(struct dst_entry **pprt, const struct flowi *oldflp, int try_hard)
 {
-	struct flowi fl = { .nl_u = { .dn_u = 
+	struct flowi fl = { .nl_u = { .dn_u =
 				      { .daddr = oldflp->fld_dst,
 					.saddr = oldflp->fld_src,
 					.scope = RT_SCOPE_UNIVERSE,
@@ -899,7 +899,7 @@
 		       "dn_route_output_slow: dst=%04x src=%04x mark=%d"
 		       " iif=%d oif=%d\n", dn_ntohs(oldflp->fld_dst),
 		       dn_ntohs(oldflp->fld_src),
-                       oldflp->mark, loopback_dev.ifindex, oldflp->oif);
+		       oldflp->mark, loopback_dev.ifindex, oldflp->oif);
 
 	/* If we have an output interface, verify its a DECnet device */
 	if (oldflp->oif) {
@@ -982,19 +982,19 @@
 		if (err != -ESRCH)
 			goto out;
 		/*
-	 	 * Here the fallback is basically the standard algorithm for 
+		 * Here the fallback is basically the standard algorithm for
 		 * routing in endnodes which is described in the DECnet routing
 		 * docs
 		 *
 		 * If we are not trying hard, look in neighbour cache.
 		 * The result is tested to ensure that if a specific output
-		 * device/source address was requested, then we honour that 
+		 * device/source address was requested, then we honour that
 		 * here
 		 */
 		if (!try_hard) {
 			neigh = neigh_lookup_nodev(&dn_neigh_table, &fl.fld_dst);
 			if (neigh) {
-				if ((oldflp->oif && 
+				if ((oldflp->oif &&
 				    (neigh->dev->ifindex != oldflp->oif)) ||
 				    (oldflp->fld_src &&
 				    (!dn_dev_islocal(neigh->dev,
@@ -1044,7 +1044,7 @@
 		if (fl.fld_src == 0) {
 			fl.fld_src = dnet_select_source(dev_out, gateway,
 							 res.type == RTN_LOCAL ?
-							 RT_SCOPE_HOST : 
+							 RT_SCOPE_HOST :
 							 RT_SCOPE_LINK);
 			if (fl.fld_src == 0 && res.type != RTN_LOCAL)
 				goto e_addr;
@@ -1074,14 +1074,14 @@
 	if (res.fi->fib_nhs > 1 && fl.oif == 0)
 		dn_fib_select_multipath(&fl, &res);
 
-	/* 
+	/*
 	 * We could add some logic to deal with default routes here and
 	 * get rid of some of the special casing above.
 	 */
 
 	if (!fl.fld_src)
 		fl.fld_src = DN_FIB_RES_PREFSRC(res);
-	
+
 	if (dev_out)
 		dev_put(dev_out);
 	dev_out = DN_FIB_RES_DEV(res);
@@ -1144,8 +1144,8 @@
 	return err;
 
 e_addr:
-        err = -EADDRNOTAVAIL;
-        goto done;
+	err = -EADDRNOTAVAIL;
+	goto done;
 e_inval:
 	err = -EINVAL;
 	goto done;
@@ -1223,7 +1223,7 @@
 	int flags = 0;
 	__le16 gateway = 0;
 	__le16 local_src = 0;
-	struct flowi fl = { .nl_u = { .dn_u = 
+	struct flowi fl = { .nl_u = { .dn_u =
 				     { .daddr = cb->dst,
 				       .saddr = cb->src,
 				       .scope = RT_SCOPE_UNIVERSE,
@@ -1311,7 +1311,7 @@
 		if (res.fi->fib_nhs > 1 && fl.oif == 0)
 			dn_fib_select_multipath(&fl, &res);
 
-		/* 
+		/*
 		 * Check for out_dev == in_dev. We use the RTCF_DOREDIRECT
 		 * flag as a hint to set the intra-ethernet bit when
 		 * forwarding. If we've got NAT in operation, we don't do
@@ -1445,7 +1445,7 @@
 	for(rt = rcu_dereference(dn_rt_hash_table[hash].chain); rt != NULL;
 	    rt = rcu_dereference(rt->u.rt_next)) {
 		if ((rt->fl.fld_src == cb->src) &&
-	 	    (rt->fl.fld_dst == cb->dst) &&
+		    (rt->fl.fld_dst == cb->dst) &&
 		    (rt->fl.oif == 0) &&
 		    (rt->fl.mark == skb->mark) &&
 		    (rt->fl.iif == cb->iif)) {
@@ -1514,8 +1514,8 @@
 
 nlmsg_failure:
 rtattr_failure:
-        skb_trim(skb, b - skb->data);
-        return -1;
+	skb_trim(skb, b - skb->data);
+	return -1;
 }
 
 /*
@@ -1632,7 +1632,7 @@
 				continue;
 			skb->dst = dst_clone(&rt->u.dst);
 			if (dn_rt_fill_info(skb, NETLINK_CB(cb->skb).pid,
-					cb->nlh->nlmsg_seq, RTM_NEWROUTE, 
+					cb->nlh->nlmsg_seq, RTM_NEWROUTE,
 					1, NLM_F_MULTI) <= 0) {
 				dst_release(xchg(&skb->dst, NULL));
 				rcu_read_unlock_bh();
@@ -1721,7 +1721,7 @@
 			rt->u.dst.__use,
 			(int) dst_metric(&rt->u.dst, RTAX_RTT));
 	return 0;
-} 
+}
 
 static struct seq_operations dn_rt_cache_seq_ops = {
 	.start	= dn_rt_cache_seq_start,
@@ -1778,38 +1778,38 @@
 	for(order = 0; (1UL << order) < goal; order++)
 		/* NOTHING */;
 
-        /*
-         * Only want 1024 entries max, since the table is very, very unlikely
-         * to be larger than that.
-         */
-        while(order && ((((1UL << order) * PAGE_SIZE) / 
-                                sizeof(struct dn_rt_hash_bucket)) >= 2048))
-                order--;
+	/*
+	 * Only want 1024 entries max, since the table is very, very unlikely
+	 * to be larger than that.
+	 */
+	while(order && ((((1UL << order) * PAGE_SIZE) /
+				sizeof(struct dn_rt_hash_bucket)) >= 2048))
+		order--;
 
-        do {
-                dn_rt_hash_mask = (1UL << order) * PAGE_SIZE /
-                        sizeof(struct dn_rt_hash_bucket);
-                while(dn_rt_hash_mask & (dn_rt_hash_mask - 1))
-                        dn_rt_hash_mask--;
-                dn_rt_hash_table = (struct dn_rt_hash_bucket *)
-                        __get_free_pages(GFP_ATOMIC, order);
-        } while (dn_rt_hash_table == NULL && --order > 0);
+	do {
+		dn_rt_hash_mask = (1UL << order) * PAGE_SIZE /
+			sizeof(struct dn_rt_hash_bucket);
+		while(dn_rt_hash_mask & (dn_rt_hash_mask - 1))
+			dn_rt_hash_mask--;
+		dn_rt_hash_table = (struct dn_rt_hash_bucket *)
+			__get_free_pages(GFP_ATOMIC, order);
+	} while (dn_rt_hash_table == NULL && --order > 0);
 
 	if (!dn_rt_hash_table)
-                panic("Failed to allocate DECnet route cache hash table\n");
+		panic("Failed to allocate DECnet route cache hash table\n");
 
-	printk(KERN_INFO 
-		"DECnet: Routing cache hash table of %u buckets, %ldKbytes\n", 
-		dn_rt_hash_mask, 
+	printk(KERN_INFO
+		"DECnet: Routing cache hash table of %u buckets, %ldKbytes\n",
+		dn_rt_hash_mask,
 		(long)(dn_rt_hash_mask*sizeof(struct dn_rt_hash_bucket))/1024);
 
 	dn_rt_hash_mask--;
-        for(i = 0; i <= dn_rt_hash_mask; i++) {
-                spin_lock_init(&dn_rt_hash_table[i].lock);
-                dn_rt_hash_table[i].chain = NULL;
-        }
+	for(i = 0; i <= dn_rt_hash_mask; i++) {
+		spin_lock_init(&dn_rt_hash_table[i].lock);
+		dn_rt_hash_table[i].chain = NULL;
+	}
 
-        dn_dst_ops.gc_thresh = (dn_rt_hash_mask + 1);
+	dn_dst_ops.gc_thresh = (dn_rt_hash_mask + 1);
 
 	proc_net_fops_create("decnet_cache", S_IRUGO, &dn_rt_cache_seq_fops);
 }