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Fix a semaphore.c bug

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This commit is contained in:
TXuian
2024-05-29 16:22:23 +08:00
parent 6d4cef4358
commit d05754a98e
3 changed files with 7 additions and 5 deletions
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Ubiquitous/XiZi_AIoT/softkernel/task/semaphore.c
+5 -4
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@@ -35,10 +35,10 @@ static inline struct ksemaphore* ksemaphore_get_by_id(struct XiziSemaphorePool*
DOUBLE_LIST_FOR_EACH_ENTRY(sem, &sem_pool->sem_list_guard, sem_list_node)
{
if (sem->id == sem_id) {
break;
return sem;
}
}
return sem;
return NULL;
}
int ksemaphore_alloc(struct XiziSemaphorePool* sem_pool, int val)
@@ -102,8 +102,9 @@ bool ksemaphore_signal(struct XiziSemaphorePool* sem_pool, uint32_t sem_id)
if (sem->val < 0) {
if (!IS_DOUBLE_LIST_EMPTY(&sem->wait_list_guard)) {
assert(sem->wait_list_guard.next != NULL);
xizi_task_manager.task_unblock(CONTAINER_OF(sem->wait_list_guard.next, struct Thread, node));
struct Thread* thd = CONTAINER_OF(sem->wait_list_guard.next, struct Thread, node);
assert(thd != NULL && thd->state == BLOCKED);
xizi_task_manager.task_unblock(thd);
}
}