Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793976476; b=NoMcyQQ/ciYzeRmoa4qivmVWhPa57UdWY/loM0J8KanGGO6dTLxDpmD6CLNJ/9sjMyfU FTDc9u2249Pt1Nf69dlyPFDsojKXqAHhE1znTocfQFEVBJ2VwUJtXUlXVJDfqewqqruUa G8wDSTMwEBiPQ1Ms6nm0T+FS9liDzolTXp3iy2vYdej0m6xZxFh3Vd2//2g39YdwgviNO /qhZ+GMn++pkjYkaj6rBgZFVd6jHOQYra+3pGBn51agZp+X47mF9EGPhxc7DLlCIY7cR+ wvEYHyDsshTBhM4UiOnnBBHSpuTK3vIYdRhMg94UhMGqu2oX/bBhDtYa7Vdvm/7SYHA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793976476; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=RYlxtB7hakqpzz9E4S5E+yivO4gIbKU8snsTmq8w1IE=; b=n5PKdwFI0wE5XhcoMU+y/kY2h+wxpwwesxycdW2MfIOv/HgDb88Xo25uMfJ0iwsHJEjM AubA3rSYXGytd+FX/ErknvOx8agKz4sTpho7EfavAfO6qXCkaDZgmw437KeY5+4HVom9e yop8GDD3rs3GwHNlikuAYnoG5tejms79alv4WQL9mfVGl43IDrjYSjsBFx4AbXf8oEj9c KAG9YxUojvXPL71SIgCJO+/HKWneZfIcMPKemJYkkhzkmf+SdWXe/HiVfDtFBQqjdonNh Nqf0wvWuTZn2paU10mxfhE6n8YdisZzJLeFksd7NKH00RQ50IT+eEjB5QnFDAmH7chg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=f7n2WRDO; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 54DEE606A326 for ; Fri, 6 Nov 2026 14:47:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=f7n2WRDO Received: by smtp.kernel.org (Postfix) with ESMTPSA id E436C1F0089F; Fri, 6 Nov 2026 14:47:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793976476; bh=RYlxtB7hakqpzz9E4S5E+yivO4gIbKU8snsTmq8w1IE=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=f7n2WRDO9G42kEMqyAD1cekA9qWqwa92BYKox/7Iu//oG00L9CKORh8DICcbDxPeN uQ0/2EizVoR/N1Q9KFAwHiGle3XgNZ2GXmzGPic+CmcNVQ0IAFLBLbNBF3DsLjsy0/ ryNPFhD16OnYRtGV3IBICBS4SC0mu67113accFKZGpwIAxRlz14ISGGh1+PkkArgFQ bnx7/5VWbbCuzqdB9fdSIpSsNPldkp1cm+oYRZYteSJlDK7irCNJfPVREZYxzMRsQA vGkYaWempNx8UwJY1iUcUTN955hZnFrTRh/iVNhPmcgkpGj4c6iS7i/bBKyfcS3Rz+ TNXEodk+twyyA== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v2 02/15] lib/lz4: remove LZ4_decompress_fast() and its variants Reply-To: sashiko-reviews@lists.linux.dev To: "Michal Wilczynski" Cc: linux-s390@vger.kernel.org, "Heiko Carstens" , "Vasily Gorbik" , "Alexander Gordeev" , "Christian Borntraeger" In-Reply-To: <20261106-lz4-vendor-upstream-v2-2-ee04c3f0d7dc@samsung.com> References: <20261106-lz4-vendor-upstream-v2-0-ee04c3f0d7dc@samsung.com> <20261106-lz4-vendor-upstream-v2-2-ee04c3f0d7dc@samsung.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 06 Nov 2026 14:47:55 +0000 X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > LZ4_decompress_fast(), LZ4_decompress_fast_continue() and > LZ4_decompress_fast_usingDict() have no users left. Upstream has > deprecated all three since v1.9: they take only the decompressed size, > so a corrupt or malicious stream has nothing to stop the decoder from > reading past the end of its input. >=20 > Remove them, their exports and their declarations in , > along with the two helpers only they used. Doing it before lib/lz4 moves > to upstream LZ4 keeps them out of the glue that move adds. >=20 > Signed-off-by: Michal Wilczynski Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261106-lz4-vendor= -upstream-v2-0-ee04c3f0d7dc@samsung.com?part=3D2