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SubjectRe: OOPS on bringing down ppp
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> Not my area, but I don't think exec_usermodehelper() should assume
> that current->files is always valid.
>
> Al, is this correct? If so, does daemonize() also need this test?
> If not, then how did this thread get (current->files == NULL)?

exit_files() will leave it NULL yes. You may want to borrow (inherit ;)) the
files from init_task

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