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[201811] address dhcp relay build issue (#12501)

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Signed-off-by: Ying Xie <ying.xie@microsoft.com>

Signed-off-by: Ying Xie <ying.xie@microsoft.com>
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Ying Xie 2022-10-26 08:13:10 -07:00 committed by GitHub
parent fa609b80f1
commit 5aace7f939
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src/dhcp6relay/src/relay.cpp
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@ -593,6 +593,7 @@ 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));