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sys/net/application_layer/cord: add error check to cord_ep_register()

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This commit is contained in:
Han Xinrong 2020-12-08 11:29:44 +08:00
parent f74cb053b2
commit 44762971c2
1 changed files with 5 additions and 1 deletions
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6
sys/net/application_layer/cord/ep/cord_ep.c
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@ -276,7 +276,11 @@ int cord_ep_register(const sock_udp_ep_t *remote, const char *regif)
/* set some packet options and write query string */
coap_hdr_set_type(pkt.hdr, COAP_TYPE_CON);
coap_opt_add_uint(&pkt, COAP_OPT_CONTENT_FORMAT, COAP_FORMAT_LINK);
cord_common_add_qstring(&pkt);
res = cord_common_add_qstring(&pkt);
if (res < 0) {
retval = CORD_EP_ERR;
goto end;
}
pkt_len = coap_opt_finish(&pkt, COAP_OPT_FINISH_PAYLOAD);