From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 243CA6FA7 for ; Sun, 17 Sep 2023 20:12:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4207FC43395; Sun, 17 Sep 2023 20:12:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1694981578; bh=SG9ZOfLKS9vTjbzpI5rfwGg4C+b6SWdZWQws2uZuyWI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zm6usNhLklbJ/UFrqJIcXs09sOhII2Qtuowgb3upOW3JsiHmzy21HBhzgxHOcXxdK 5jzHu4UA5yis4x8ErNiWnYwhBvLvXlMefJB4LjXph2sMIJtftUrhRRrX4tuchewRZ1 tLwC9BOxAavE6ppjo/ZZkVjlr7Upk+92XnewR0Wc= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Holger Dengler , Ingo Franzki , Heiko Carstens , Sasha Levin Subject: [PATCH 5.15 074/511] s390/paes: fix PKEY_TYPE_EP11_AES handling for secure keyblobs Date: Sun, 17 Sep 2023 21:08:21 +0200 Message-ID: <20230917191115.666050759@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230917191113.831992765@linuxfoundation.org> References: <20230917191113.831992765@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Holger Dengler [ Upstream commit cba33db3fc4dbf2e54294b0e499d2335a3a00d78 ] Commit 'fa6999e326fe ("s390/pkey: support CCA and EP11 secure ECC private keys")' introduced PKEY_TYPE_EP11_AES securekey blobs as a supplement to the PKEY_TYPE_EP11 (which won't work in environments with session-bound keys). This new keyblobs has a different maximum size, so fix paes crypto module to accept also these larger keyblobs. Fixes: fa6999e326fe ("s390/pkey: support CCA and EP11 secure ECC private keys") Signed-off-by: Holger Dengler Reviewed-by: Ingo Franzki Signed-off-by: Heiko Carstens Signed-off-by: Sasha Levin --- arch/s390/crypto/paes_s390.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/s390/crypto/paes_s390.c b/arch/s390/crypto/paes_s390.c index a279b7d23a5e2..621322eb0e681 100644 --- a/arch/s390/crypto/paes_s390.c +++ b/arch/s390/crypto/paes_s390.c @@ -35,7 +35,7 @@ * and padding is also possible, the limits need to be generous. */ #define PAES_MIN_KEYSIZE 16 -#define PAES_MAX_KEYSIZE 320 +#define PAES_MAX_KEYSIZE MAXEP11AESKEYBLOBSIZE static u8 *ctrblk; static DEFINE_MUTEX(ctrblk_lock); -- 2.40.1