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Use stack for global special value so we don't have to clean it up.

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This commit is contained in:
dmiller
2021-04-27 19:22:10 +00:00
parent 6b2de50416
commit 68d2c0e960
1 changed files with 2 additions and 6 deletions
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8
nbase/nbase_addrset.c
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@@ -132,17 +132,13 @@ struct addrset {
/* Special node pointer to represent "all possible addresses"
* This will be used to represent netmask specifications. */
static struct trie_node *TRIE_NODE_TRUE = NULL;
static struct trie_node g_TRIE_NODE_TRUE = {0};
#define TRIE_NODE_TRUE &g_TRIE_NODE_TRUE
struct addrset *addrset_new()
{
struct addrset *set = (struct addrset *) safe_zalloc(sizeof(struct addrset));
set->head = NULL;
/* We could simply allocate one byte to get a unique address, but this
* feels safer and is not too large. */
if (TRIE_NODE_TRUE == NULL) {
TRIE_NODE_TRUE = (struct trie_node *) safe_zalloc(sizeof(struct trie_node));
}
/* Allocate the first node of the IPv4 trie */
set->trie = (struct trie_node *) safe_zalloc(sizeof(struct trie_node));