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gnrc/sock: recv avoid spinning xtimer

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This commit is contained in:
Karl Fessel 2021-09-09 15:47:31 +02:00
parent 45521e7d58
commit be28c537b3
1 changed files with 6 additions and 0 deletions
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6
sys/net/gnrc/sock/gnrc_sock.c
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@ -117,6 +117,12 @@ ssize_t gnrc_sock_recv(gnrc_sock_reg_t *reg, gnrc_pktsnip_t **pkt_out,
#ifdef MODULE_XTIMER
xtimer_t timeout_timer;
/* xtimer_spin would make this never receive anything.
* Avoid that by setting the minimal not spinning timeout. */
if (timeout < XTIMER_BACKOFF && timeout > 0) {
timeout = XTIMER_BACKOFF;
}
if ((timeout != SOCK_NO_TIMEOUT) && (timeout != 0)) {
timeout_timer.callback = _callback_put;
timeout_timer.arg = reg;