ko驱动加载时候提示init suspiciously returned 20, it should follow 0/-E convention

      ko驱动加载时候提示init suspiciously returned 20, it should follow 0/-E convention

do_init_module: loading module anyway...

      rm ko驱动时候没 提示啥,但是在此insmod ko 驱动提示文件已经存在,看来还是有一些东西没卸载完毕。


O(∩_∩)O~init suspiciously returned 20, it should follow 0/-E convention 搜索一下发现是init 函数没有返回值导致的,汗!加上去再试试吧。


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