[NET] SCHED: Fix whitespace errors.

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

net/sched/ematch.c

@@ -37,12 +37,12 @@
  *                     --------<-POP---------
  *
  * where B is a virtual ematch referencing to sequence starting with B1.
- * 
+ *
  * ==========================================================================
  *
  * How to write an ematch in 60 seconds
  * ------------------------------------
- * 
+ *
  *   1) Provide a matcher function:
  *      static int my_match(struct sk_buff *skb, struct tcf_ematch *m,
  *                          struct tcf_pkt_info *info)
@@ -115,7 +115,7 @@ static inline struct tcf_ematch_ops * tcf_em_lookup(u16 kind)
 
 /**
  * tcf_em_register - register an extended match
- * 
+ *
  * @ops: ematch operations lookup table
  *
  * This function must be called by ematches to announce their presence.
@@ -211,7 +211,7 @@ static int tcf_em_validate(struct tcf_proto *tp,
 		if (ref <= idx)
 			goto errout;
 
-		
+
 		em->data = ref;
 	} else {
 		/* Note: This lookup will increase the module refcnt
@@ -327,7 +327,7 @@ int tcf_em_tree_validate(struct tcf_proto *tp, struct rtattr *rta,
 	/* We do not use rtattr_parse_nested here because the maximum
 	 * number of attributes is unknown. This saves us the allocation
 	 * for a tb buffer which would serve no purpose at all.
-	 * 
+	 *
 	 * The array of rt attributes is parsed in the order as they are
 	 * provided, their type must be incremental from 1 to n. Even
 	 * if it does not serve any real purpose, a failure of sticking
@@ -399,7 +399,7 @@ void tcf_em_tree_destroy(struct tcf_proto *tp, struct tcf_ematch_tree *tree)
 			module_put(em->ops->owner);
 		}
 	}
-	
+
 	tree->hdr.nmatches = 0;
 	kfree(tree->matches);
 }