From: Herbert Xu <herbert@gondor.apana.org.au>
To: Thorsten Blum <blum@kernel.org>
Cc: Hadar Gat <hadar.gat@arm.com>,
Olivia Mackall <olivia@selenic.com>,
linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] hwrng: cctrng - fix destination offset in cctrng_read()
Date: Fri, 6 Nov 2026 19:26:54 +0800 [thread overview]
Message-ID: <au25fpJBNt1lSLPI@gondor.apana.org.au> (raw)
In-Reply-To: <20261015103933.337335-2-blum@kernel.org>
On Thu, Oct 15, 2026 at 12:39:34PM +0200, Thorsten Blum wrote:
> cctrng_read() copies random data in two steps when a read wraps around
> the end of the circular buffer.
>
> Use the correct destination offset for the second copy instead of
> overwriting the start of the destination buffer.
>
> Fixes: a583ed310bb6 ("hwrng: cctrng - introduce Arm CryptoCell driver")
> Cc: stable@vger.kernel.org
> Signed-off-by: Thorsten Blum <blum@kernel.org>
> ---
> drivers/char/hw_random/cctrng.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Patch applied. Thanks.
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
prev parent reply other threads:[~2026-11-06 11:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-15 10:39 Thorsten Blum
2026-10-26 5:55 ` [PATCH] hwrng: cctrng - Lock read and writer of circular buffer Herbert Xu
2026-11-06 11:26 ` Herbert Xu [this message]
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