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nxsem_destroyholder: Use critical section when destroying holder(s) #333

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Dec 27, 2024
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nxsem_destroyholder: Use critical section when destroying holder(s) #333

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4 changes: 4 additions & 0 deletions sched/semaphore/sem_holder.c
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Original file line number Diff line number Diff line change
Expand Up @@ -558,6 +558,8 @@ void nxsem_initialize_holders(void)

void nxsem_destroyholder(FAR sem_t *sem)
{
irqstate_t flags = enter_critical_section();

/* It might be an error if a semaphore is destroyed while there are any
* holders of the semaphore (except perhaps the thread that release the
* semaphore itself). We actually have to assume that the caller knows
Expand Down Expand Up @@ -592,6 +594,8 @@ void nxsem_destroyholder(FAR sem_t *sem)
#endif

nxsem_foreachholder(sem, nxsem_recoverholders, NULL);

leave_critical_section(flags);
}

/****************************************************************************
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