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 CC95114A4E2; Thu, 1 Aug 2024 00:33:04 +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=1722472384; cv=none; b=TwA4MxJzCX7ybZYgPdXvjJk/IoVpe7/J/MZBOvZ/SkOp7TqnM2XahCXpfBdg8+RczD09QpeTEecTmcHHpWjinC9FpQxG9xUhidBDUVyYUzVx013yBXs0r9QcS+bq7GPud0h77rRsvHwARplEojun1/wycAuT0TQG9+j5WhMYapI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722472384; c=relaxed/simple; bh=ZqKEc39YFhoWD54/kaUgO51Cm6xlpU/CG2KoYBY0aLE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=iHLMH3OtjG1TS0sBHrjt+/h8bY8nVmOhE3eBQSsNPiirLM0JmDFncZgsWNp+tK3oLXv4xQ4Wufaj0uZQKkHxZlLNIvkaiw7+CxhhoPfYy0gRebHtwNlh9FcIR4DYGxDD1Us9emWMisGSiv12o030C/+yb8HymNmlU1qLn6PFD/s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oyP+l0Eh; 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="oyP+l0Eh" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8B4C0C116B1; Thu, 1 Aug 2024 00:33:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722472384; bh=ZqKEc39YFhoWD54/kaUgO51Cm6xlpU/CG2KoYBY0aLE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oyP+l0Ehso6VUFF1OebxguYlY2To3gz7XruVb74sNO+FO/QzAhn5s3PdfC0XyCfVv v+ecRtxtDCv4NOweOeRQs+4omQhoh7Cmw6rOPmI4cMJHJkAPvyn3m3AOO8E3J245g6 /g9TxroADZWj/3+4LsxluUfXuEhzJa3GyhwiRSJ23XtzyFOzcNUmuDlMqhyaxSI0AU G59kK74h5T5cX7wyhqloq4K0Sa/gjXwTuo7HEfO+BkK3g3HYVrqiTHWpAoACkFt27h 5h1T6ixAUV9nbXlgUmqkyydoFq4LfWiya1CeMl31cELsfHJOwYCib6Ir0fxtAb3e3Z d+k/c940O85MQ== 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, shashank.sharma@amd.com, hannes@cmpxchg.org, friedrich.vock@gmx.de, andrealmeid@igalia.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.15 02/47] drm/amdgpu: fix overflowed array index read warning Date: Wed, 31 Jul 2024 20:30:52 -0400 Message-ID: <20240801003256.3937416-2-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240801003256.3937416-1-sashal@kernel.org> References: <20240801003256.3937416-1-sashal@kernel.org> 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 5.15.164 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 0554576d36955..294ad29294859 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -367,8 +367,9 @@ 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