Re: [PATCH] w1: Use kfree_sensitive to clear sensitive information
From: Deepak R Varma
Date: Sun Jan 22 2023 - 14:50:58 EST
On Sun, Jan 08, 2023 at 01:41:18AM +0530, Deepak R Varma wrote:
> On Fri, Dec 23, 2022 at 04:09:22AM +0530, Deepak R Varma wrote:
> > Replace combination of 'memset(0) + kfree()' by kfree_sensitive() as it
> > prevents compiler from optimizing away from zeroing out memory at the
> > end of a scope. kfree_sensitive() is also safe in case the memory
> > pointer turns out to be null, which simply gets ignored.
> >
> > Issue identified using kfree_sensitive.cocci coccinelle semantic patch.
> >
> > Signed-off-by: Deepak R Varma <drv@xxxxxxxxx>
> > ---
>
> Hello,
> Requesting a review and feedback on this patch proposal.
Hello,
Requesting a review and feedback on this patch proposal please.
Thank you,
./drv
>
> Thank you,
> ./drv