From patchwork Wed May 22 00:52:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jarkko Sakkinen X-Patchwork-Id: 13669849 X-Patchwork-Delegate: herbert@gondor.apana.org.au 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 3F9CDDDBD; Wed, 22 May 2024 00:53:10 +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=1716339191; cv=none; b=YVV37vRR1xlERXgLsKpf/eybADxQeIp9wbaPO9XKZEujypHpfHRDI+QYtxLfaMc3h6SOO0MvKWv9SWhkR5EVj6M/l/RLzD02S/9Yoh2HEL5utN+/UljQzpwq55+oML2hz4BT7Aj2ImGLVvUxmxhOuUQYXigWvBlnvmNtk5JTERY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716339191; c=relaxed/simple; bh=h8orBF4zzRfW1mNSKt+5IoMKfbFfiHan4PWjJTDQxIE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LaXTgtbjGGc8Im5H4PJXJGxHoRrOg1zIF8iPbKsXoIRoxWY1uhn3zubNXl8+kmC+bp2qtzZCm1rSXOwvrbXF8BNdTmohQvEJNs2PE1+BzphyUqQvRwB1j4cbUdxO98diRxBfZ2adQlGJv/i3TumDxlnh+MvbMNoEcsg6C+wEgsw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jvjiXq3w; 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="jvjiXq3w" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 671E5C32786; Wed, 22 May 2024 00:53:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1716339190; bh=h8orBF4zzRfW1mNSKt+5IoMKfbFfiHan4PWjJTDQxIE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jvjiXq3wwfpzOG8HbOVG43V3jWYQ3L7M9WOAz1QtWgCqZFj1HawzEuVZsGM40z/r5 32qNBPMnk58nZZCk7Fv2lKDLQLtZNXIyKNL7ErtE69fYBgsLf4P+J+MxfP91CESdfK H/PLRgxH2y0IN1Pb9ANisnBOla5PlXG6B3PiRTib1HwXniB1mAZvDnXBHVBeBJwqhM qD5CLzAy0dE6Y/YhZ1hrwyfynLToeikMNW1aARah1tFMxLencZR35+qQuCQRMsph6O u+RuKIQNvTkrNPpnpoVPRbScwcLntRB3zbVXVXSYbXPKaUu+zGSBuUjZ+vUyUkO4HZ t59L+V1vvuFAw== From: Jarkko Sakkinen To: Herbert Xu Cc: linux-integrity@vger.kernel.org, keyrings@vger.kernel.org, Andreas.Fuchs@infineon.com, James Prestwood , David Woodhouse , Eric Biggers , James Bottomley , Jarkko Sakkinen , "David S. Miller" , linux-crypto@vger.kernel.org (open list:CRYPTO API), linux-kernel@vger.kernel.org (open list), James Bottomley , Mimi Zohar , David Howells , Paul Moore , James Morris , "Serge E. Hallyn" , linux-security-module@vger.kernel.org (open list:SECURITY SUBSYSTEM) Subject: [PATCH v4 2/5] KEYS: trusted: Change -EINVAL to -E2BIG Date: Wed, 22 May 2024 03:52:40 +0300 Message-ID: <20240522005252.17841-3-jarkko@kernel.org> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20240522005252.17841-1-jarkko@kernel.org> References: <20240522005252.17841-1-jarkko@kernel.org> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Report -E2BIG instead of -EINVAL when too large size for the key blob is requested. Signed-off-by: Jarkko Sakkinen --- security/keys/trusted-keys/trusted_tpm2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/security/keys/trusted-keys/trusted_tpm2.c b/security/keys/trusted-keys/trusted_tpm2.c index 8b7dd73d94c1..06c8fa7b21ae 100644 --- a/security/keys/trusted-keys/trusted_tpm2.c +++ b/security/keys/trusted-keys/trusted_tpm2.c @@ -122,7 +122,7 @@ static int tpm2_key_decode(struct trusted_key_payload *payload, return ret; if (ctx.priv_len + ctx.pub_len > MAX_BLOB_SIZE) - return -EINVAL; + return -E2BIG; blob = kmalloc(ctx.priv_len + ctx.pub_len + 4, GFP_KERNEL); if (!blob)