Re: [STABLE PATCH 1/2] crypto: ccree: zap entire sg on aead request unmap

From: Greg KH
Date: Mon May 20 2019 - 08:11:29 EST


On Mon, May 20, 2019 at 02:50:23PM +0300, Gilad Ben-Yossef wrote:
> We were trying to be clever zapping out of the cache only the required
> length out of scatter list on AEAD request completion and getting it
> wrong.
>
> As Knuth said: "when in douby, use brute force". Zap the whole length of
> the scatter list.
>
> Signed-off-by: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx>
> ---
> drivers/crypto/ccree/cc_buffer_mgr.c | 18 ++----------------
> 1 file changed, 2 insertions(+), 16 deletions(-)

This does not apply on top of my latest 4.19 tree with the current
pending queue applied, nor does it apply to 5.1 or 5.0.

How about waiting a few days and resending after I do the next round of
stable updates, so you can rebase on top of them easier?

thanks,

greg k-h