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xtimer: fix race condition in xtimer_msg_receive_timeout

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This commit is contained in:
Sebastiaan de Schaetzen 2021-04-22 16:29:09 +02:00
parent e5a0c2c400
commit dee65e7ec6
1 changed files with 1 additions and 1 deletions
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2
sys/xtimer/xtimer.c
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@ -135,12 +135,12 @@ static void _setup_timer_msg(msg_t *m, xtimer_t *t)
static int _msg_wait(msg_t *m, msg_t *tmsg, xtimer_t *t)
{
msg_receive(m);
xtimer_remove(t);
if (m->type == MSG_XTIMER && m->content.ptr == tmsg) {
/* we hit the timeout */
return -1;
}
else {
xtimer_remove(t);
return 1;
}
}