[NETFILTER]: Fix whitespace errors

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/xt_length.c b/net/netfilter/xt_length.c
index 67fd30d..32fb998 100644
--- a/net/netfilter/xt_length.c
+++ b/net/netfilter/xt_length.c
@@ -32,7 +32,7 @@
 {
 	const struct xt_length_info *info = matchinfo;
 	u_int16_t pktlen = ntohs(skb->nh.iph->tot_len);
-	
+
 	return (pktlen >= info->min && pktlen <= info->max) ^ info->invert;
 }
 
@@ -48,7 +48,7 @@
 {
 	const struct xt_length_info *info = matchinfo;
 	u_int16_t pktlen = ntohs(skb->nh.ipv6h->payload_len) + sizeof(struct ipv6hdr);
-	
+
 	return (pktlen >= info->min && pktlen <= info->max) ^ info->invert;
 }