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net: coap: Fix coap client timeout

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Fix bug in timeout_expired() function. Coap client was resending
pending messages after 500 ms (COAP_PERIODIC_TIMEOUT) and didn't
wait for retransmission timeout.

Use 64-bit k_uptime_get()

Signed-off-by: Juha Ylinen <juha.ylinen@nordicsemi.no>
This commit is contained in:
Juha Ylinen 2023-09-28 10:09:26 +03:00 • committed by Carles Cufí
commit 3ffa1d5550
1 changed files with 2 additions and 2 deletions
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4
subsys/net/lib/coap/coap_client.c
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@ -369,7 +369,7 @@ static void report_callback_error(struct coap_client_internal_request *internal_
static bool timeout_expired(struct coap_client_internal_request *internal_req)
{
return (internal_req->request_ongoing &&
internal_req->pending.timeout <= k_uptime_get_32());
internal_req->pending.timeout <= (k_uptime_get() - internal_req->pending.t0));
}
static int resend_request(struct coap_client *client,
@ -649,7 +649,7 @@ static int handle_response(struct coap_client *client, const struct coap_packet
/* Separate response coming */
if (payload_len == 0 && response_type == COAP_TYPE_ACK &&
response_code == COAP_CODE_EMPTY) {
internal_req->pending.t0 = k_uptime_get_32();
internal_req->pending.t0 = k_uptime_get();
internal_req->pending.timeout = internal_req->pending.t0 + COAP_SEPARATE_TIMEOUT;
internal_req->pending.retries = 0;
return 1;