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Code Issues Releases Wiki Activity

1. check allocs

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2. don't leave allocated memory behind when returning error
This commit is contained in:
Daniel Stenberg 2003-08-14 15:05:13 +00:00
parent 52596c339b
commit 905b160097
1 changed files with 24 additions and 9 deletions
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33
lib/hash.c
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@ -64,8 +64,9 @@ _hash_element_dtor (void *user, void *element)
free(e);
}
void
Curl_hash_init (curl_hash *h, int slots, curl_hash_dtor dtor)
/* return 1 on error, 0 is fine */
int
Curl_hash_init(curl_hash *h, int slots, curl_hash_dtor dtor)
{
int i;
@ -74,21 +75,35 @@ Curl_hash_init (curl_hash *h, int slots, curl_hash_dtor dtor)
h->slots = slots;
h->table = (curl_llist **) malloc(slots * sizeof(curl_llist *));
for (i = 0; i < slots; ++i) {
h->table[i] = Curl_llist_alloc((curl_llist_dtor) _hash_element_dtor);
if(h->table) {
for (i = 0; i < slots; ++i) {
h->table[i] = Curl_llist_alloc((curl_llist_dtor) _hash_element_dtor);
if(!h->table[i]) {
while(i--)
Curl_llist_destroy(h->table[i], NULL);
free(h->table);
return 1; /* failure */
}
}
return 0; /* fine */
}
else
return 1; /* failure */
}
curl_hash *
Curl_hash_alloc (int slots, curl_hash_dtor dtor)
Curl_hash_alloc(int slots, curl_hash_dtor dtor)
{
curl_hash *h;
h = (curl_hash *) malloc(sizeof(curl_hash));
if (NULL == h)
return NULL;
Curl_hash_init(h, slots, dtor);
if (h) {
if(Curl_hash_init(h, slots, dtor)) {
/* failure */
free(h);
h = NULL;
}
}
return h;
}