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 384221D044D; Thu, 1 Aug 2024 00:29:58 +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=1722472199; cv=none; b=aCLsC3Wmb15PEHXs0H78OqaOV9axF+VpZ1CCDXJJI8vjc8K4dUQynyKM+GU1VXTm0Yr+EnVKx+gsAHDCCVli+wAwsZVBOcFtsiNqXekmAA8HcxKdFcOK0SyIOgHnx+LzudjVXXAS448IFfz+qmAYdALRkeWXwDmNlPdDd9HTSys= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722472199; c=relaxed/simple; bh=+R7UltP+hSTzVOJ4hD15m+PpE6pgJdcEl94o1E8adjs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mZE+dyAHNb8GPABnhTbU6iHIE/P/3EpeO7Gdm3aGhbdqmmw3yef4dCPNu3aqo/SmazD2u8qJCTvL4XVLhcueoVO+B+3qAQg8lFpSmPhKVI0noQaPyWLXZuWjFcLU7lLKjBCrkacEi9YRSF8IVVzQ88gVpZ3WrppfRcwHqa9YKnQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OAAGkZf5; 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="OAAGkZf5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BEE00C4AF0C; Thu, 1 Aug 2024 00:29:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722472198; bh=+R7UltP+hSTzVOJ4hD15m+PpE6pgJdcEl94o1E8adjs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OAAGkZf5v4XZKFFHW1ym6J7zR8PXmxa3OEq/lYmMXIeBcPX8C8N828ti2nbRG/kxJ BTrUz/nYg/imM99A2qsVjeMTX8TNqJNKS3Xdk9EM7y8ycirXRKT6snmHZrzIYVPRDX 7MKuxbophoJ6gCRppnqA8Y8LBCa5v9vy37ox2Ip6YlpcWOHXA76M0TgwAvyWKirIg1 +sFEc1YzpTgcjlvKw5iQKRPH9VkBpbIwLCSglHpP5U/VVcgPq6gJog/ybUZGpQV/QR V9FPejqMNxRIdftibGRBqDVWWdLCDdOP1pSUaJebdtseJK58gkA7kGxJqyOmp2nmK2 kb+2t2SDsRtnA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Jesse Zhang , Jesse Zhang , Tim Huang , Alex Deucher , Sasha Levin , christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch, Hawking.Zhang@amd.com, tao.zhou1@amd.com, felix.kuehling@amd.com, candice.li@amd.com, kevinyang.wang@amd.com, lijo.lazar@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.1 25/61] drm/amdgpu: the warning dereferencing obj for nbio_v7_4 Date: Wed, 31 Jul 2024 20:25:43 -0400 Message-ID: <20240801002803.3935985-25-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240801002803.3935985-1-sashal@kernel.org> References: <20240801002803.3935985-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.1.102 Content-Transfer-Encoding: 8bit From: Jesse Zhang [ Upstream commit d190b459b2a4304307c3468ed97477b808381011 ] if ras_manager obj null, don't print NBIO err data Signed-off-by: Jesse Zhang Suggested-by: Tim Huang Reviewed-by: Tim Huang Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c index 19455a7259391..7679a4cd55c05 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c @@ -384,7 +384,7 @@ static void nbio_v7_4_handle_ras_controller_intr_no_bifring(struct amdgpu_device else WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl); - if (!ras->disable_ras_err_cnt_harvest) { + if (ras && !ras->disable_ras_err_cnt_harvest && obj) { /* * clear error status after ras_controller_intr * according to hw team and count ue number -- 2.43.0