Commit 0fd936b4 authored by Jeremy Soller's avatar Jeremy Soller

pthread_mutex_unlock: Return EINVAL when given NULL mutex

parent cf594e68
......@@ -60,6 +60,10 @@ pthread_mutex_unlock (pthread_mutex_t * mutex)
/*
* Let the system deal with invalid pointers.
*/
if (*mutex == NULL)
{
return EINVAL;
}
mx = *mutex;
......
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