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 43F1827E1B9; Mon, 5 May 2025 22:48:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746485336; cv=none; b=oFuM/efwUgb197vaXvgEK0c80Yb6ZCfB2UANuVDYVOiHGMUe1xn4+VpvRaHCUKEh5P73G2d9gCDguwyrzn0W/Kx1+uhYCHP3a60La9F2O+doJuG3YY+39EYw0GGdzXYU8rXnNCAOlel9XPrQ4tVZZGU0H4EwLyk4m3cSZ2sp0hA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746485336; c=relaxed/simple; bh=/mKFx5viPFoF5Ky+BMphwtbxYYArj+29lYGDeKjow/8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=Z8jN+kOTnJSOCI9WkyN78N3APOhoZMWrwlvnKUN5sTA5F6qdY3UUa1bTrEWQYsgxQLijQ9g6tRMkKiZsjROcpK384a4hYQOMduYGQB3TV2ZXP3Mmo4s99GBYQBDIpzrawdeYaq8ZljDjBFj5tgMHJAURbhzCcStTxtQnQnZd30I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hZHGcSmp; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="hZHGcSmp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 151AFC4CEED; Mon, 5 May 2025 22:48:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746485334; bh=/mKFx5viPFoF5Ky+BMphwtbxYYArj+29lYGDeKjow/8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hZHGcSmpFlz8qbCEQFpIQ5JCBynOAP/mlc63bAvThH2f+Hk1v7ymZpL/B28AqHVV9 gkirVGkVFFta9770ujPz3WKqHng6UnlMvXR5TSBYAunhNK8UGsRV2dnogXjScysaYo PR80lJ6xILL4a6TyBDhgJ2PPEUdE5EBvdy5VhUng2UoHV13rWgPkTxAt5HhBArM6hj UKGKDnUfMqENoxU/n5t/uZYhcf5/5C8yG0DMqTPyU0aiHssWorLFV0mmDKwLpg6L5P yh/u0sOi5MwEA6jFQPq529682YfbLuo8QRciZAfOiQS3nGG++jfLucHIRZ5J9Z/XkF 9/ybh5nTg9d1A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Herbert Xu , Sasha Levin , davem@davemloft.net, linux-crypto@vger.kernel.org Subject: [PATCH AUTOSEL 6.12 273/486] crypto: skcipher - Zap type in crypto_alloc_sync_skcipher Date: Mon, 5 May 2025 18:35:49 -0400 Message-Id: <20250505223922.2682012-273-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505223922.2682012-1-sashal@kernel.org> References: <20250505223922.2682012-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.12.26 Content-Transfer-Encoding: 8bit From: Herbert Xu [ Upstream commit ee509efc74ddbc59bb5d6fd6e050f9ef25f74bff ] The type needs to be zeroed as otherwise the user could use it to allocate an asynchronous sync skcipher. Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- crypto/skcipher.c | 1 + 1 file changed, 1 insertion(+) diff --git a/crypto/skcipher.c b/crypto/skcipher.c index ceed7f33a67ba..fd3273b519dc0 100644 --- a/crypto/skcipher.c +++ b/crypto/skcipher.c @@ -844,6 +844,7 @@ struct crypto_sync_skcipher *crypto_alloc_sync_skcipher( /* Only sync algorithms allowed. */ mask |= CRYPTO_ALG_ASYNC | CRYPTO_ALG_SKCIPHER_REQSIZE_LARGE; + type &= ~(CRYPTO_ALG_ASYNC | CRYPTO_ALG_SKCIPHER_REQSIZE_LARGE); tfm = crypto_alloc_tfm(alg_name, &crypto_skcipher_type, type, mask); -- 2.39.5