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

From: Herbert Xu
Date: Tue Oct 21 2014 - 10:18:00 EST


On Thu, Sep 18, 2014 at 08:37:45PM +0800, Amos Kong wrote:
> From: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
>
> 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@xxxxxxxxxxxxxxx>

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@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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