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Merge pull request #18955 from maribu/core/mbox/fix-race

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core/mbox: fix race condition
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Kaspar Schleiser 2022-11-23 13:09:13 +01:00 committed by GitHub
commit ad5f02d119
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1 changed files with 1 additions and 1 deletions
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core/mbox.c
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@ -73,7 +73,7 @@ int _mbox_put(mbox_t *mbox, msg_t *msg, int blocking)
return 1; return 1;
} }
else { else {
if (cib_full(&mbox->cib)) { while (cib_full(&mbox->cib)) {
if (blocking) { if (blocking) {
_wait(&mbox->writers, irqstate); _wait(&mbox->writers, irqstate);
irqstate = irq_disable(); irqstate = irq_disable();