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snmp: don't allocat outbound msg for GET RESP (inform cb)

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This commit is contained in:
Simon Goldschmidt 2018-11-22 12:54:50 +01:00
parent ed59260b92
commit 9071db11af
1 changed files with 11 additions and 6 deletions
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17
src/apps/snmp/snmp_msg.c
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@ -298,6 +298,16 @@ snmp_receive(void *handle, struct pbuf *p, const ip_addr_t *source_ip, u16_t por
err = snmp_parse_inbound_frame(&request); err = snmp_parse_inbound_frame(&request);
if (err == ERR_OK) { if (err == ERR_OK) {
if (request.request_type == SNMP_ASN1_CONTEXT_PDU_GET_RESP) {
if (request.error_status == SNMP_ERR_NOERROR) {
/* If callback function has been defined call it. */
if (snmp_inform_callback != NULL) {
snmp_inform_callback(&request, snmp_inform_callback_arg);
}
}
/* stop further handling of GET RESP PDU, we are an agent */
return;
}
err = snmp_prepare_outbound_frame(&request); err = snmp_prepare_outbound_frame(&request);
if (err == ERR_OK) { if (err == ERR_OK) {
@ -311,11 +321,6 @@ snmp_receive(void *handle, struct pbuf *p, const ip_addr_t *source_ip, u16_t por
err = snmp_process_getbulk_request(&request); err = snmp_process_getbulk_request(&request);
} else if (request.request_type == SNMP_ASN1_CONTEXT_PDU_SET_REQ) { } else if (request.request_type == SNMP_ASN1_CONTEXT_PDU_SET_REQ) {
err = snmp_process_set_request(&request); err = snmp_process_set_request(&request);
} else if(request.request_type == SNMP_ASN1_CONTEXT_PDU_GET_RESP) {
/* If callback function has been defined call it. */
if (snmp_inform_callback != NULL) {
snmp_inform_callback(&request, snmp_inform_callback_arg);
}
} }
} }
#if LWIP_SNMP_V3 #if LWIP_SNMP_V3
@ -379,7 +384,7 @@ snmp_receive(void *handle, struct pbuf *p, const ip_addr_t *source_ip, u16_t por
} }
#endif #endif
if ((err == ERR_OK) && (request.request_type != SNMP_ASN1_CONTEXT_PDU_GET_RESP)) { if (err == ERR_OK) {
err = snmp_complete_outbound_frame(&request); err = snmp_complete_outbound_frame(&request);
if (err == ERR_OK) { if (err == ERR_OK) {