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 3506142AB3; Thu, 1 Aug 2024 00:21:16 +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=1722471677; cv=none; b=Odhc0r44+zEuoGwgedubySLNbke8ybgVS+YLS6eSruNTPOgWWsXPtUlGho80+lTk9b/q5o0/M/yEFBRrHVQjtvyCRQa7allsdzBpHvG7u0NAPbhygRQEocucsDyIocdU9dcpwG8o8+tVnJkVeP/hq4PilRFbAO7PaFab+ddCpYg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722471677; c=relaxed/simple; bh=o2jeISf03ig9ZsZkorSwiRwpgh5d2u7PJ4PzbOE/HvA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=hhwm/RoqPNcKen5dH6zrkgxbDv9VRlAprg1ch0xyT0u98vXTzA/B510pm+vs4m+LgPO/6gddjJNmDA1crRXbVsIelzYISeI60Wov0JFITsFM0DXmhadvxonCmaT4RlXnXmVMiD5LDoU08sB7lsr1cnjUY1uOSOSt+1rhqrQyPss= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=B5Ujm/cw; 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="B5Ujm/cw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D6FF4C116B1; Thu, 1 Aug 2024 00:21:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722471676; bh=o2jeISf03ig9ZsZkorSwiRwpgh5d2u7PJ4PzbOE/HvA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=B5Ujm/cwyFNi3MDNTcxpMZD/StIR5u+J2M68CVg2llFlFdLlGGJZ4ySgBCZfY1RMn ksJmiUCpvdinNeEbEwbO8kJDDUMY5nBwDs38NvoxbvoaB28I3q1mtaci94VzHKt6jK mnANKEMuBzvshg6eM0Ybn0HVz0ORGegA+OQwoJ/T4fyxdf3OPuhuA0yKrtSol3Q5hC Y9dJME8lNfijJwDmmayTyrmWEh+aArclQgnyI6QACcvlZ5j30F2RAZ35iKVcmpxynl +VlRT4/xLy9em7oP9Ep6cxPlpMvCMq/wOqzLBdIDNN21Qe1KH5K8gC9mClqehCxYwl CaAswMF0pR9mQ== 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, andrealmeid@igalia.com, friedrich.vock@gmx.de, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.6 02/83] drm/amdgpu: fix overflowed array index read warning Date: Wed, 31 Jul 2024 20:17:17 -0400 Message-ID: <20240801002107.3934037-2-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240801002107.3934037-1-sashal@kernel.org> References: <20240801002107.3934037-1-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 6.6.43 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 dbde3b41c0883..0bedffc4eb435 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -469,8 +469,9 @@ 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