Re: [PATCH] ncpfs: fix rmdir returns Device or resource busy

From: Al Viro
Date: Sat Jun 15 2013 - 01:26:55 EST

On Sat, Jun 15, 2013 at 06:09:39AM +0100, Al Viro wrote:

> BTW, in ncp_fill_cache() we have a provably pointless
> if (!ino)
> ino = find_inode_number(dentry, &qname);
> Check it out - any path that can lead there with ino == 0 will *not*
> have a positive dentry with such name, so this find_inode_number()
> call is just "waste some time and return 0". Cargo-cult, plain and
> simple...

Incidentally, the only other caller of find_inode_number() is equally
pointless, so I'm very inclined to kill the damn function off. Sure,
it's exported. And I'm fairly sure that its out-of-tree users are
just as fishy (as in Innsmouth)...
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