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authorDaniel Stenberg <daniel@haxx.se>2004-05-10 08:57:37 +0000
committerDaniel Stenberg <daniel@haxx.se>2004-05-10 08:57:37 +0000
commit228fea46280d521dde6b214bb24fb20d9b6975f0 (patch)
tree302b4699cd79312c6a0e0bc75a02bbd4b5e80c49
parente64dacb40e3a32682a2481bedf83fd5f91cdde71 (diff)
make Curl_llist_insert_next() fail properly if malloc() fails
-rw-r--r--lib/llist.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/lib/llist.c b/lib/llist.c
index 087cf8545..0f347acb9 100644
--- a/lib/llist.c
+++ b/lib/llist.c
@@ -55,24 +55,31 @@ Curl_llist_alloc(curl_llist_dtor dtor)
return list;
}
+/*
+ * Curl_llist_insert_next() returns 1 on success and 0 on failure.
+ */
int
Curl_llist_insert_next(curl_llist *list, curl_llist_element *e, const void *p)
{
- curl_llist_element *ne;
+ curl_llist_element *ne =
+ (curl_llist_element *) malloc(sizeof(curl_llist_element));
+ if(!ne)
+ return 0;
- ne = (curl_llist_element *) malloc(sizeof(curl_llist_element));
ne->ptr = (void *) p;
if (list->size == 0) {
list->head = ne;
list->head->prev = NULL;
list->head->next = NULL;
list->tail = ne;
- } else {
+ }
+ else {
ne->next = e->next;
ne->prev = e;
if (e->next) {
e->next->prev = ne;
- } else {
+ }
+ else {
list->tail = ne;
}
e->next = ne;