[PATCH v2 4/6] hw_random: fix unregister race.

Herbert Xu
Tue, 21 Oct 2014 14:17:45 -0000

On Thu, Sep 18, 2014 at 08:37:45PM +0800, Amos Kong
wrote:
> From: Rusty Russell <rusty at rustcorp.com.au>
>
> The previous patch added one potential problem: we can still be
> reading from a hwrng when it's unregistered.  Add a wait for zero
> in the hwrng_unregister path.
>
> Signed-off-by: Rusty Russell <rusty at rustcorp.com.au>

You totally corrupted Rusty's patch.  If you're going to repost
his series you better make sure that you've got the right patches.

Just as well though as it made me think a little more about this
patch :)

Cheers,
--
Email: Herbert Xu <herbert at gondor.apana.org.au>
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