From nobody Fri Dec 19 12:00:37 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 94418253B6A; Wed, 26 Mar 2025 20:08:55 +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=1743019736; cv=none; b=KxKZHuwzvIjZ1VD0w1ZgWurO40ieT9M90KS2NmnrDeGwmAq0KsouQhAt12jVmZNR91D6pbebsru/brxodL470RNDsUQm5uKAUKTPt1JuAGP7K0I/j0JJbB59PKqoO4yMvdTUBeD8cVxl3RYZpDMBVD7cMWc7XtQUOESxODEbGTg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743019736; c=relaxed/simple; bh=JMrDTh2NrkPqeRepEnKBT577obBBPYQ5/itD6gkKEWY=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=cN6h3HvEd9i930sQb4Pf0yjr1ReTHYLePHpeVSYeAxJekr+0rFBhnftXYv6+zpRtUjmBlg5oWb6J7Ilu9mnKiXae0FakWBigXdKijtdmFoF31FleRGwBnz3o4zOuyVQyZKmY2fCGd+spYC0KL3NM+JD5XECjjPdaQe0eq/khLSg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dnmk5jtR; 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="dnmk5jtR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DB4FFC4CEE2; Wed, 26 Mar 2025 20:08:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1743019735; bh=JMrDTh2NrkPqeRepEnKBT577obBBPYQ5/itD6gkKEWY=; h=From:To:Cc:Subject:Date:From; b=dnmk5jtRR/g+K3In1vGVEL3D4xR6trCdgNs4LotylIoGdZR7K5ZNvSdbpUWQmS0Hr rRU56SxbKry0Pg8FBAhpmuL3CugyqasjqfwLJcgDU2elbTUz2qRhO1LsfGxrRnH4uR V5PnL1ybx/Sl+De7RmQ1CBQqwA5n0FTVNSSQSflFc9/XuPtbZPPQK3Rx+WpCqJpv23 TH/00pWBZ1L9+4E+OehW31Fe6+dcBJUqFhj/W+oj+E44A5rkKn6adok+Swk6eSoz6t jKIAxN6XmGrxILvn/NpBR0pvUZV4Y5CQ4eBCovVJowm67JDoeHGyueeSVSW9H9xamV Z/k/V6AnC1PBg== 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] arm/crc-t10dif: fix use of out-of-scope array in crc_t10dif_arch() Date: Wed, 26 Mar 2025 13:08:12 -0700 Message-ID: <20250326200812.125574-1-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: 1684e8293605 ("arm/crc-t10dif: expose CRC-T10DIF function through li= b") 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/arm/lib/crc-t10dif-glue.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/arm/lib/crc-t10dif-glue.c b/arch/arm/lib/crc-t10dif-glue.c index f3584ba70e57b..6efad3d78284e 100644 --- a/arch/arm/lib/crc-t10dif-glue.c +++ b/arch/arm/lib/crc-t10dif-glue.c @@ -42,13 +42,11 @@ u16 crc_t10dif_arch(u16 crc, const u8 *data, size_t len= gth) =20 kernel_neon_begin(); crc_t10dif_pmull8(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