[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/ip_output.c

@@ -22,7 +22,7 @@
  *	Fixes:
  *		Alan Cox	:	Missing nonblock feature in ip_build_xmit.
  *		Mike Kilburn	:	htons() missing in ip_build_xmit.
- *		Bradford Johnson:	Fix faulty handling of some frames when 
+ *		Bradford Johnson:	Fix faulty handling of some frames when
  *					no route is found.
  *		Alexander Demenshin:	Missing sk/skb free in ip_queue_xmit
  *					(in case if packet not accepted by
@@ -33,9 +33,9 @@
  *					some redundant tests.
  *	Vitaly E. Lavrov	:	Transparent proxy revived after year coma.
  *		Andi Kleen	: 	Replace ip_reply with ip_send_reply.
- *		Andi Kleen	:	Split fast and slow ip_build_xmit path 
- *					for decreased register pressure on x86 
- *					and more readibility. 
+ *		Andi Kleen	:	Split fast and slow ip_build_xmit path
+ *					for decreased register pressure on x86
+ *					and more readibility.
  *		Marc Boucher	:	When call_out_firewall returns FW_QUEUE,
  *					silently drop skb instead of failing with -EPERM.
  *		Detlev Wengorz	:	Copy protocol for fragments.
@@ -114,7 +114,7 @@ static inline int ip_select_ttl(struct inet_sock *inet, struct dst_entry *dst)
 	return ttl;
 }
 
-/* 
+/*
  *		Add an ip header to a skbuff and send it out.
  *
  */
@@ -243,7 +243,7 @@ int ip_mc_output(struct sk_buff *skb)
 			struct sk_buff *newskb = skb_clone(skb, GFP_ATOMIC);
 			if (newskb)
 				NF_HOOK(PF_INET, NF_IP_POST_ROUTING, newskb, NULL,
-					newskb->dev, 
+					newskb->dev,
 					ip_dev_loopback_xmit);
 		}
 
@@ -277,7 +277,7 @@ int ip_output(struct sk_buff *skb)
 	skb->protocol = htons(ETH_P_IP);
 
 	return NF_HOOK_COND(PF_INET, NF_IP_POST_ROUTING, skb, NULL, dev,
-		            ip_finish_output,
+			    ip_finish_output,
 			    !(IPCB(skb)->flags & IPSKB_REROUTED));
 }
 
@@ -660,7 +660,7 @@ slow_path:
 	return err;
 
 fail:
-	kfree_skb(skb); 
+	kfree_skb(skb);
 	IP_INC_STATS(IPSTATS_MIB_FRAGFAILS);
 	return err;
 }
@@ -755,7 +755,7 @@ static inline int ip_ufo_append_data(struct sock *sk,
  *	from many pieces of data. Each pieces will be holded on the socket
  *	until ip_push_pending_frames() is called. Each piece can be a page
  *	or non-page data.
- *	
+ *
  *	Not only UDP, other transport protocols - e.g. raw sockets - can use
  *	this interface potentially.
  *
@@ -888,7 +888,7 @@ alloc_new_skb:
 				datalen = maxfraglen - fragheaderlen;
 			fraglen = datalen + fragheaderlen;
 
-			if ((flags & MSG_MORE) && 
+			if ((flags & MSG_MORE) &&
 			    !(rt->u.dst.dev->features&NETIF_F_SG))
 				alloclen = mtu;
 			else
@@ -903,14 +903,14 @@ alloc_new_skb:
 				alloclen += rt->u.dst.trailer_len;
 
 			if (transhdrlen) {
-				skb = sock_alloc_send_skb(sk, 
+				skb = sock_alloc_send_skb(sk,
 						alloclen + hh_len + 15,
 						(flags & MSG_DONTWAIT), &err);
 			} else {
 				skb = NULL;
 				if (atomic_read(&sk->sk_wmem_alloc) <=
 				    2 * sk->sk_sndbuf)
-					skb = sock_wmalloc(sk, 
+					skb = sock_wmalloc(sk,
 							   alloclen + hh_len + 15, 1,
 							   sk->sk_allocation);
 				if (unlikely(skb == NULL))
@@ -971,7 +971,7 @@ alloc_new_skb:
 			unsigned int off;
 
 			off = skb->len;
-			if (getfrag(from, skb_put(skb, copy), 
+			if (getfrag(from, skb_put(skb, copy),
 					offset, copy, off, skb) < 0) {
 				__skb_trim(skb, off);
 				err = -EFAULT;
@@ -993,7 +993,7 @@ alloc_new_skb:
 						goto error;
 					}
 					get_page(page);
-	 				skb_fill_page_desc(skb, i, page, sk->sk_sndmsg_off, 0);
+					skb_fill_page_desc(skb, i, page, sk->sk_sndmsg_off, 0);
 					frag = &skb_shinfo(skb)->frags[i];
 				}
 			} else if (i < MAX_SKB_FRAGS) {
@@ -1033,7 +1033,7 @@ alloc_new_skb:
 error:
 	inet->cork.length -= length;
 	IP_INC_STATS(IPSTATS_MIB_OUTDISCARDS);
-	return err; 
+	return err;
 }
 
 ssize_t	ip_append_page(struct sock *sk, struct page *page,
@@ -1257,7 +1257,7 @@ int ip_push_pending_frames(struct sock *sk)
 	skb->dst = dst_clone(&rt->u.dst);
 
 	/* Netfilter gets whole the not fragmented skb. */
-	err = NF_HOOK(PF_INET, NF_IP_LOCAL_OUT, skb, NULL, 
+	err = NF_HOOK(PF_INET, NF_IP_LOCAL_OUT, skb, NULL,
 		      skb->dst->dev, dst_output);
 	if (err) {
 		if (err > 0)
@@ -1305,21 +1305,21 @@ void ip_flush_pending_frames(struct sock *sk)
 /*
  *	Fetch data from kernel space and fill in checksum if needed.
  */
-static int ip_reply_glue_bits(void *dptr, char *to, int offset, 
+static int ip_reply_glue_bits(void *dptr, char *to, int offset,
 			      int len, int odd, struct sk_buff *skb)
 {
 	__wsum csum;
 
 	csum = csum_partial_copy_nocheck(dptr+offset, to, len, 0);
 	skb->csum = csum_block_add(skb->csum, csum, odd);
-	return 0;  
+	return 0;
 }
 
-/* 
+/*
  *	Generic function to send a packet as reply to another packet.
  *	Used to send TCP resets so far. ICMP should use this function too.
  *
- *	Should run single threaded per socket because it uses the sock 
+ *	Should run single threaded per socket because it uses the sock
  *     	structure to pass arguments.
  *
  *	LATER: switch from ip_build_xmit to ip_append_*
@@ -1357,7 +1357,7 @@ void ip_send_reply(struct sock *sk, struct sk_buff *skb, struct ip_reply_arg *ar
 				    /* Not quite clean, but right. */
 				    .uli_u = { .ports =
 					       { .sport = skb->h.th->dest,
-					         .dport = skb->h.th->source } },
+						 .dport = skb->h.th->source } },
 				    .proto = sk->sk_protocol };
 		security_skb_classify_flow(skb, &fl);
 		if (ip_route_output_key(&rt, &fl))