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crash bug fix

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This commit is contained in:
Nick Peng
2018-12-26 20:40:05 +08:00
parent 9398573e6f
commit 48112eb784
1 changed files with 8 additions and 1 deletions
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9
src/dns_server.c
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@@ -276,6 +276,10 @@ static int _dns_add_rrs(struct dns_packet *packet, struct dns_request *request)
static void _dns_server_client_release(struct dns_server_conn *client)
{
if (client == NULL) {
return;
}
int refcnt = atomic_dec_return(&client->refcnt);
if (refcnt) {
@@ -297,6 +301,9 @@ static void _dns_server_client_release(struct dns_server_conn *client)
static void _dns_server_client_get(struct dns_server_conn *client)
{
if (client == NULL) {
return;
}
atomic_inc(&client->refcnt);
}
@@ -1263,7 +1270,7 @@ static int _dns_server_recv(struct dns_server_conn *client, unsigned char *inpac
int rr_count = 0;
int i = 0;
int qclass;
int qtype;
int qtype = DNS_T_ALL;
_dns_server_client_get(client);