Re: fix __exit_mm() dereference before check.

From: Dave Jones
Date: Fri Apr 16 2004 - 17:28:34 EST

On Fri, Apr 16, 2004 at 03:01:32PM -0700, Linus Torvalds wrote:

> The mm->mm_users check is protected by "tsk->clear_child_tid", and that
> will have been cleared already if we ever happen to call __exit_mm()
> twice, so that one is safe.

Yes, I missed this.

> So this patch might be a cleanup, but not a "fix" per se.



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