net: clean up net/ipv4/fib_frontend.c fib_hash.c ip_gre.c

Signed-off-by: Jianjun Kong <jianjun@zeuux.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/fib_hash.c b/net/ipv4/fib_hash.c
index c8cac6c..ded8c44 100644
--- a/net/ipv4/fib_hash.c
+++ b/net/ipv4/fib_hash.c
@@ -247,7 +247,7 @@
 {
 	int err;
 	struct fn_zone *fz;
-	struct fn_hash *t = (struct fn_hash*)tb->tb_data;
+	struct fn_hash *t = (struct fn_hash *)tb->tb_data;
 
 	read_lock(&fib_hash_lock);
 	for (fz = t->fn_zone_list; fz; fz = fz->fz_next) {
@@ -283,7 +283,7 @@
 	struct fib_node *f;
 	struct fib_info *fi = NULL;
 	struct fib_info *last_resort;
-	struct fn_hash *t = (struct fn_hash*)tb->tb_data;
+	struct fn_hash *t = (struct fn_hash *)tb->tb_data;
 	struct fn_zone *fz = t->fn_zones[0];
 
 	if (fz == NULL)
@@ -548,7 +548,7 @@
 
 static int fn_hash_delete(struct fib_table *tb, struct fib_config *cfg)
 {
-	struct fn_hash *table = (struct fn_hash*)tb->tb_data;
+	struct fn_hash *table = (struct fn_hash *)tb->tb_data;
 	struct fib_node *f;
 	struct fib_alias *fa, *fa_to_delete;
 	struct fn_zone *fz;
@@ -748,7 +748,7 @@
 {
 	int m, s_m;
 	struct fn_zone *fz;
-	struct fn_hash *table = (struct fn_hash*)tb->tb_data;
+	struct fn_hash *table = (struct fn_hash *)tb->tb_data;
 
 	s_m = cb->args[2];
 	read_lock(&fib_hash_lock);
@@ -845,10 +845,10 @@
 			struct hlist_node *node;
 			struct fib_node *fn;
 
-			hlist_for_each_entry(fn,node,iter->hash_head,fn_hash) {
+			hlist_for_each_entry(fn, node, iter->hash_head, fn_hash) {
 				struct fib_alias *fa;
 
-				list_for_each_entry(fa,&fn->fn_alias,fa_list) {
+				list_for_each_entry(fa, &fn->fn_alias, fa_list) {
 					iter->fn = fn;
 					iter->fa = fa;
 					goto out;