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[dhcp_relay] fix data type in dhcp6relay, add protection in packet data parsing (#9036)

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kellyyeh 2021-10-21 23:00:37 -07:00 committed by Ying Xie
parent 5868b9e17d
commit 7fb8dae264
1 changed files with 2 additions and 3 deletions
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src/dhcp6relay/src/relay.cpp
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@ -593,7 +593,6 @@ void relay_relay_forw(int sock, const uint8_t *msg, int32_t len, const ip6_hdr *
void callback(evutil_socket_t fd, short event, void *arg) {
struct relay_config *config = (struct relay_config *)(arg);
static uint8_t message_buffer[4096];
std::string counterVlan = counter_table;
int32_t len = recv(config->filter, message_buffer, 4096, 0);
if (len <= 0) {
syslog(LOG_WARNING, "recv: Failed to receive data at filter socket: %s\n", strerror(errno));