From nobody Fri Dec 19 12:01:43 2025 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 CB2D21CD1F; Wed, 26 Mar 2025 20:09:52 +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=1743019792; cv=none; b=KhiIUC6H27MOl33tizM8El8dea6y87PAq0yqo/PTw3dmH6ueNkBnnuJ+a45H8c41uSTLwkZ8l83d+FFiSikZ4fouiHG/nFdyZ6CKTtj4arPTJNIhhIGXKCleMGxsFoYmvzg39tXeFAu6Jl09jC3XmWHMLQEO0L0orMK7inXb63Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743019792; c=relaxed/simple; bh=32KmifOOGoqSmOn9dvxSLSt7llFi98ixPAQF7D8wpcc=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=rTqyBoDh01k/isxrfRKRCNZHekgnktDcYIUhKDUrlkVzoQu0+8GiIA8Y9aLwNsFUsb0f9mYDZTJAs2rhaNP0zNnFRAEYbQKsBF1GfmidimYXDtSLxw4WNJ+jhXxOMDcFMPUGjCEy5u9khQonr8NIsJCvThcHvIw6RRaUKXb8ENA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tYsG9+uS; 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="tYsG9+uS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2B221C4CEE2; Wed, 26 Mar 2025 20:09:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1743019792; bh=32KmifOOGoqSmOn9dvxSLSt7llFi98ixPAQF7D8wpcc=; h=From:To:Cc:Subject:Date:From; b=tYsG9+uSmMlzNU68yDKOcPAH/hj4JOWVzXq05wujHeibPJoBIVKL9S4yYHTODlzDZ IFRTG+PnoqYA4Usbc8NG/aNQxHO+STrtC1ZigYa9nImSe+EuSCEfE6Lv7BDfKg/bj/ T42+jYO2l3TzER4JMJPgChcE2/Hok1jo4irdYvYk95WAIYfM71aS9Fk2aOEmC9V924 X5wytt6w5QY+/0Ae0U73HRphlb9IfP5UU5UauAiat2suKcckK4SGgodnCaIbhZjDrL BfTaYU3OD6AkHIGKpk4uJ7solP3YUGpggOYVG0TX9L/emUKA5aiC5bJDF22zQLWd1V RDPL6mrJABKrQ== From: Eric Biggers To: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Ard Biesheuvel , stable@vger.kernel.org, David Binderman Subject: [PATCH] arm64/crc-t10dif: fix use of out-of-scope array in crc_t10dif_arch() Date: Wed, 26 Mar 2025 13:09:18 -0700 Message-ID: <20250326200918.125743-1-ebiggers@kernel.org> X-Mailer: git-send-email 2.49.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Eric Biggers Fix a silly bug where an array was used outside of its scope. Fixes: 2051da858534 ("arm64/crc-t10dif: expose CRC-T10DIF function through = lib") Cc: stable@vger.kernel.org Reported-by: David Binderman Closes: https://lore.kernel.org/r/AS8PR02MB102170568EAE7FFDF93C8D1ED9CA62@A= S8PR02MB10217.eurprd02.prod.outlook.com Signed-off-by: Eric Biggers --- arch/arm64/lib/crc-t10dif-glue.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/arm64/lib/crc-t10dif-glue.c b/arch/arm64/lib/crc-t10dif-g= lue.c index a007d0c5f3fed..bacd18f231688 100644 --- a/arch/arm64/lib/crc-t10dif-glue.c +++ b/arch/arm64/lib/crc-t10dif-glue.c @@ -43,13 +43,11 @@ u16 crc_t10dif_arch(u16 crc, const u8 *data, size_t len= gth) =20 kernel_neon_begin(); crc_t10dif_pmull_p8(crc, data, length, buf); kernel_neon_end(); =20 - crc =3D 0; - data =3D buf; - length =3D sizeof(buf); + return crc_t10dif_generic(0, buf, sizeof(buf)); } } return crc_t10dif_generic(crc, data, length); } EXPORT_SYMBOL(crc_t10dif_arch); base-commit: 1e26c5e28ca5821a824e90dd359556f5e9e7b89f --=20 2.49.0