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 F393DE57C for ; Mon, 11 Sep 2023 14:32:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 29718C433C8; Mon, 11 Sep 2023 14:32:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1694442732; bh=UC4j4ZwZIrQCiyspLIVeoOb5I8gdEcb0mTQ5Y8MJhIs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kdjaM8MP8WQM5RbB8mpQb0DEzDYnX6Oyala+jjzwOq3uuomUSlQ3Js0dYFOM0/V9i 4hgagVSwG2q1tPgrJrlwqVUkC2d7ER916G/Td3cSosWhjlnneJ5gx1tAT5vtJk0Ucx SX0oAUD8pqyKeYcTiMRWmkne5wTl/qZoefQZVBMw= 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 6.4 129/737] s390/paes: fix PKEY_TYPE_EP11_AES handling for secure keyblobs Date: Mon, 11 Sep 2023 15:39:48 +0200 Message-ID: <20230911134654.105886027@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230911134650.286315610@linuxfoundation.org> References: <20230911134650.286315610@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 6.4-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 29dc827e0fe81..143ae4d4284db 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