Re: [PATCH] Staging: unisys: verify that a control channel exists

From: Greg KH
Date: Fri Apr 04 2014 - 16:10:15 EST


On Fri, Apr 04, 2014 at 02:38:24PM -0400, Sasha Levin wrote:
> The code didn't verify that a control channel exists before trying to
> use it. It caused NULL ptr derefs which were easy to trigger by an
> unpriviliged user simply by reading the proc file, causing:

Ugh, what a mess...

Thanks for this, I'll queue it up after 3.15-rc1 is out.

greg k-h
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