Re: [PATCH 2/2] strndup_user (v3), convert (keyctl)

[Andrew Morton]

Davi Arnaut <davi.arnaut@xxxxxxxxx> wrote:
>
> On Wed, 01 Mar 2006 14:06:20 +0000
> David Howells <dhowells@xxxxxxxxxx> wrote:
> 
> > Davi Arnaut <davi.arnaut@xxxxxxxxx> wrote:
> > 
> > > In keyctl_keyring_search() there wasn't a check for type[0] == '.', but your
> > > mm-patch added one implicitly. Which one is correct ?
> > 
> > Ummm... good point. Key types beginning with a dot are special, and userspace
> > isn't allowed to create them. I'm not sure whether they should be findable or
> > not, but I'm happy go for not at the moment (so the patch is correct, not the
> > original).
> > 
> > There's another minor problem with your patch:
> > 
> > 	warthog>grep -r strndup_user *
> > 	warthog1>
> > 
> > I take it that this isn't in Linus's kernel yet... However, I don't want my
> > patch to be held up too much since there are some awkward holes that need
> > fixing. I'm definitely in favour of strndup_user() though.
> > 
> > David
> 
> Andrew, are you willing to merge for .17 ?
> 

Which, strndup_user()?

I guess so - would need to see it again.  But David's
keys-deal-properly-with-strnlen_user.patch should go first, since it
kinda-fixes things.

<remembers that macro, shudders>
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