linux-kernel - Re: [PATCH] staging: android: ion: check for kref overflow

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Message-ID: <20180831004144.GC20664@kroah.com>
Date:   Thu, 30 Aug 2018 17:41:44 -0700
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Daniel Rosenberg <drosen@...gle.com>
Cc:     stable@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-team@...roid.com
Subject: Re: [PATCH] staging: android: ion: check for kref overflow

On Thu, Aug 30, 2018 at 04:09:46PM -0700, Daniel Rosenberg wrote:
> This patch is against 4.9. It does not apply to master due to a large
> rework of ion in 4.12 which removed the affected functions altogther.
> 4c23cbff073f3b9b ("staging: android: ion: Remove import interface")
> 
> Userspace can cause the kref to handles to increment
> arbitrarily high. Ensure it does not overflow.
> 
> Signed-off-by: Daniel Rosenberg <drosen@...gle.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

I signed off on this?  Where?  When?  Are you sure?

greg k-h