_thread_detach_from_mutex 释放互斥量

[ananniuniu]

RT-Thread Version

master

Hardware Type/Architectures

acm32

Develop Toolchain

Other

Describe the bug

_thread_detach_from_mutex 函数中释放互斥量只释放了一次。如果一个互斥量被线程递归调用多次，那么释放一次不会改变该互斥量的拥有者

Other additional context

No response