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core: thread: Added validation of pid

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This commit is contained in:
IldarValiev 2016-03-04 00:29:55 +05:00
parent d005861f5c
commit bad2b5c187
1 changed files with 9 additions and 5 deletions
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10
core/thread.c
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@ -69,8 +69,12 @@ int thread_wakeup(kernel_pid_t pid)
unsigned old_state = disableIRQ(); unsigned old_state = disableIRQ();
thread_t *other_thread = (thread_t *) sched_threads[pid]; thread_t *other_thread = (thread_t *) thread_get(pid);
if (other_thread && other_thread->status == STATUS_SLEEPING) {
if (!other_thread) {
DEBUG("thread_wakeup: Thread does not exist!\n");
}
else if (other_thread->status == STATUS_SLEEPING) {
DEBUG("thread_wakeup: Thread is sleeping.\n"); DEBUG("thread_wakeup: Thread is sleeping.\n");
sched_set_status(other_thread, STATUS_RUNNING); sched_set_status(other_thread, STATUS_RUNNING);
@ -82,10 +86,10 @@ int thread_wakeup(kernel_pid_t pid)
} }
else { else {
DEBUG("thread_wakeup: Thread is not sleeping!\n"); DEBUG("thread_wakeup: Thread is not sleeping!\n");
}
restoreIRQ(old_state); restoreIRQ(old_state);
return STATUS_NOT_FOUND; return STATUS_NOT_FOUND;
}
} }
void thread_yield(void) void thread_yield(void)