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 0A7B5D272; Thu, 1 Aug 2024 00:40:40 +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=1722472841; cv=none; b=K9aRyVYmRGNBfT6AFJHIGJBNtGKOwyOmaYA2rzAf9LgKw6Bx9OIPi/QfFqmYVsCUqzPpaLabetgWo5wFJnubFqHX3eg3DoE8Gybqs+l3XwJkRIREu1YuGGFj6uD/No75GnSPSk5Elhspmlr0rRpPqoQ5dy+boUS+/3v2mFOWAt8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722472841; c=relaxed/simple; bh=mHrDZThkia9FZr8QpjrKs8MvCfX8yJX7rXP9HOV+t94=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=uGtKh31bWb1c10LndapkZNmpaHc++2k1upS3YNIm5lrJxtLNWO19SpB019VusLr/coRRznquypzjTh4afQVIvyDTUiKN8xJpi3TMHBgq/6q2xqzIb0l5OlHp1BLDzWM1MvNksdAWJWSDx4Y3wzqhos789nkqlUv7YwrgNsoRqmM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=G8LjcMnB; 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="G8LjcMnB" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BB6D0C116B1; Thu, 1 Aug 2024 00:40:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722472840; bh=mHrDZThkia9FZr8QpjrKs8MvCfX8yJX7rXP9HOV+t94=; h=From:To:Cc:Subject:Date:From; b=G8LjcMnBkHmCpMTrhW3HqgMu/gNZ+4iTXdcYgEvO0Nl928W28eywJ1GlHKk0AKOC9 y3eM08ZfrgEOkIRQNh9QFQBHY7WhgbvdT+bs11djqWAvvPkUeWqpnoRjLlfuVT/8yd kpFvCn63t944i/MAjGe2tj1H1BNDPDWaU2D8vK/DhFSUKDXTWfaoZkz0JWnJ42MRMJ zWxC6ArAyPtcxJXd2mfc5UIYrIhLOACwuBabir5Ue71WMK9AUz9jq+IxKweZ7Lw0CQ z7eaQWHenHRXkDnyMq8BeP/V85FcBbkmCaHtjKRGcXraeoEkQ93PR9Im6jFEQsDfch N8/x+71NmrwXA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Tim Huang , Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , Sasha Levin , Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch, Jun.Ma2@amd.com, hannes@cmpxchg.org, vitaly.prosyak@amd.com, shashank.sharma@amd.com, andrealmeid@igalia.com, friedrich.vock@gmx.de, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 4.19 01/14] drm/amdgpu: fix overflowed array index read warning Date: Wed, 31 Jul 2024 20:40:09 -0400 Message-ID: <20240801004037.3939932-1-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 4.19.319 Content-Transfer-Encoding: 8bit From: Tim Huang [ Upstream commit ebbc2ada5c636a6a63d8316a3408753768f5aa9f ] Clear overflowed array index read warning by cast operation. Signed-off-by: Tim Huang Reviewed-by: Alex Deucher Reviewed-by: Christian König Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 93794a85f83d8..d1efab2270340 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -497,8 +497,9 @@ static ssize_t amdgpu_debugfs_ring_read(struct file *f, char __user *buf, size_t size, loff_t *pos) { struct amdgpu_ring *ring = file_inode(f)->i_private; - int r, i; uint32_t value, result, early[3]; + loff_t i; + int r; if (*pos & 3 || size & 3) return -EINVAL; -- 2.43.0