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libfetch: fix use-after-free in connection cache management

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fixes #10734
This commit is contained in:
Timo Teräs committed 2021-01-19 16:10:08 +02:00
1 parent 4087ab92c4
commit d430a98976
1 file changed
+3 -3
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libfetch/common.c
+3 -3
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@@ -381,7 +381,7 @@ fetch_cache_get(const struct url *url, int af)
void
fetch_cache_put(conn_t *conn, int (*closecb)(conn_t *))
{
conn_t *iter, *last;
conn_t *iter, *last, *next_cached;
int global_count, host_count;
if (conn->cache_url == NULL || cache_global_limit == 0) {
@@ -391,8 +391,8 @@ fetch_cache_put(conn_t *conn, int (*closecb)(conn_t *))
global_count = host_count = 0;
last = NULL;
for (iter = connection_cache; iter;
last = iter, iter = iter->next_cached) {
for (iter = connection_cache; iter; last = iter, iter = next_cached) {
next_cached = iter->next_cached;
++global_count;
if (strcmp(conn->cache_url->host, iter->cache_url->host) == 0)
++host_count;