Commit 93e4308b authored by Stephen Hemminger's avatar Stephen Hemminger Committed by David S. Miller
Browse files

[IPV4] fib_trie: Get rid of unused revision element. 



The revision element must of been part of an earlier design, because
currently it is set but never used.

Signed-off-by: default avatarStephen Hemminger <stephen.hemminger@vyatta.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c28a1cf4

net/ipv4/fib_trie.c

+4 −10
Original line number Diff line number Diff line
@@ -153,7 +153,6 @@ struct trie { 
	struct trie_use_stats stats;

#endif

	int size;

	unsigned int revision;

};



static void put_child(struct trie *t, struct tnode *tn, int i, struct node *n);
@@ -1046,7 +1045,7 @@ fib_insert_node(struct trie *t, int *err, u32 key, int plen) 


		if (!li) {

			*err = -ENOMEM;

			goto err;

			goto done;

		}



		fa_head = &li->falh;
@@ -1058,7 +1057,7 @@ fib_insert_node(struct trie *t, int *err, u32 key, int plen) 


	if (!l) {

		*err = -ENOMEM;

		goto err;

		goto done;

	}



	l->key = key;
@@ -1067,7 +1066,7 @@ fib_insert_node(struct trie *t, int *err, u32 key, int plen) 
	if (!li) {

		tnode_free((struct tnode *) l);

		*err = -ENOMEM;

		goto err;

		goto done;

	}



	fa_head = &li->falh;
@@ -1104,7 +1103,7 @@ fib_insert_node(struct trie *t, int *err, u32 key, int plen) 
			free_leaf_info(li);

			tnode_free((struct tnode *) l);

			*err = -ENOMEM;

			goto err;

			goto done;

		}



		node_set_parent((struct node *)tn, tp);
@@ -1130,8 +1129,6 @@ fib_insert_node(struct trie *t, int *err, u32 key, int plen) 


	rcu_assign_pointer(t->trie, trie_rebalance(t, tp));

done:

	t->revision++;

err:

	return fa_head;

}
@@ -1546,7 +1543,6 @@ static int trie_leaf_remove(struct trie *t, t_key key) 
	 * Remove the leaf and rebalance the tree

	 */



	t->revision++;

	t->size--;



	tp = node_parent(n);
@@ -1752,8 +1748,6 @@ static int fn_trie_flush(struct fib_table *tb) 
	struct leaf *ll = NULL, *l = NULL;

	int found = 0, h;



	t->revision++;



	for (h = 0; (l = nextleaf(t, l)) != NULL; h++) {

		found += trie_flush_leaf(t, l);