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 11C671C2D89; Thu, 1 Aug 2024 00:24:00 +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=1722471841; cv=none; b=A9RW4v/8aQvB7S3IUdT37fu5HO5D/wkbyl98/HXXUJnPpimgIx2lYWRAfqb51kkuKGJtjKDvGIjnXwIh7tCTWluHpR3LtbmR5AjqjrRW+O9KD+rXBicz5qoWNG2IEc/LiA2nYFRDlb3OnqX5quReQZjnqnEZkYeLLdJnzpN0V1M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722471841; c=relaxed/simple; bh=DeQXXmqT5sn1n6hTPD+quCCH7uKWhAW9iZdE2YjrIu4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=H3E2/bgCoc654xkj/TRnmhh4wxC31SySj5+JWQ/gzP54MwfExHRak2MYaPvIxms5zmABK3Ud50lanxj5onKkpOhwJaJDR9JP/EKzAwlKXMb3BBKbwOGMl8vHP+LF22RI1JEwI8A6n2VgVVNU1hE/gT/Xx2ozLpZkBGwUfrHGJVs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kRG5F/bT; 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="kRG5F/bT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 531EBC116B1; Thu, 1 Aug 2024 00:23:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722471840; bh=DeQXXmqT5sn1n6hTPD+quCCH7uKWhAW9iZdE2YjrIu4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kRG5F/bT/gf3uL+pgeiQ+7SBpYRqVwE3S8wR6yzVw2lBIijFWRRzqxM6ARyFQRzZV +MKyrpDSdF6TjVV00gB/meUFXD+YVWb+objJEMSrEkCKq3Q1PDjB9H4WIkTGggvC+j sdVwsvE9YyVC6uu8DjmB4H4eP9tKuUdbkvEFRNXkRis9rg36A1u4tGcloZ9E0vG7q1 QSsS1KAEv4BHIq5AdY3oBxhOtTKTwcfeNJrCTLBMOn1W6TigvsslydmHRUlWqU/0K7 9L9FwisJ2Ee38d/DIqp79yXfNXRhG1chD7My1EhX8ufx4FN1aH0wqY3xLnxBXzVekK PNS11zoVvy66A== 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, tao.zhou1@amd.com, Hawking.Zhang@amd.com, felix.kuehling@amd.com, lijo.lazar@amd.com, candice.li@amd.com, kevinyang.wang@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.6 34/83] drm/amdgpu: the warning dereferencing obj for nbio_v7_4 Date: Wed, 31 Jul 2024 20:17:49 -0400 Message-ID: <20240801002107.3934037-34-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 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.43 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 685abf57ffddc..977b956bf930a 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