Re: Is a NULL check missing in nfs_lookup?

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On Fri, Jan 05, 2007 at 02:10:06PM -0500, Erez Zadok wrote:
> Ah, ok.  So why not put an ASSERT in there, or at least a comment, to make
> the code clearer.  As it stands, anyone looking at the code in the future
> can easily rediscover this "bug" that dereferences a null ptr.

Because anyone poking in the VFS should take the time to understand
how it works?  Adding crap like BUG_ON(!nd) is pointless -- you don't
get a clearer backtrace from that than you do from a null pointer.
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