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 9ADC513BC18; Thu, 1 Aug 2024 00:10:41 +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=1722471041; cv=none; b=A6/vfQM+z/Yl4cBLdskL0Ryi9NstPrE+nD980HVlnn25NSUd6zgZ7MLqj7DMhGhWCmQ/yde+kJfSPiIDtKhOcmM/2XFCf4tFC7lynGR6lf7wnVZ+Tew/+S8bE9h3mYTB5LOK2mf5Zc35oAPJjurtZDUxGvT741Rtc0MU0G4hp6k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722471041; c=relaxed/simple; bh=mnMifVrjJeYoUbK9vLaCmroHTxiNLT1B5wgQw4CF9EY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OIPHjTyfvthSQ3US8yzaNzgDXr6DQYnPxVcNmEZSZmZHEZjA1frGY41uEJK3ZJm/MMnta7NK1/DFfA4MRxgLgKJDXvXeu3xBG+exGufnDUJgqFC6KXVyU49jQMLudjX+B0ynoeC4mriHNJ0O8Wtedh80fztKPXRKFYhkkpufZKU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=vJD+W8G3; 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="vJD+W8G3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A9273C32786; Thu, 1 Aug 2024 00:10:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722471041; bh=mnMifVrjJeYoUbK9vLaCmroHTxiNLT1B5wgQw4CF9EY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vJD+W8G3t3mz5Qv52R1yEPEXDuWJ52ECPbLPfZtOQPEFb3JXl0kkXKsTqkZZxNXGh btswSLaRTOuLHxds1DwoZ4hbOPceq1MHR16VPtlv9vpslzq3G4RxjuK3kMttnt5fro mQzjl8iijRrbeI0CiK2/SJ9dH2THhQEfUQ19RTU6SpXuOOJ33B2RA4JD9TZIcjNVC0 PbB7d5ympb0vUtqv4ppu0zkRkCpdTANjQxGK9CKcUb1ss5M351/rSRFjfNvK6glWJs m1Yr9b5p49AybX43Zbzgv4GVuphSrE+40jFsPCrE5TYscYlBkflxT+vrbeKNYiC4Ka Z4ci6Mwo4RF1w== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hersen Wu , Harry Wentland , Tom Chung , Daniel Wheeler , Alex Deucher , Sasha Levin , sunpeng.li@amd.com, Rodrigo.Siqueira@amd.com, christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch, wenjing.liu@amd.com, jun.lei@amd.com, alex.hung@amd.com, hamza.mahfooz@amd.com, alvin.lee2@amd.com, george.shen@amd.com, dillon.varone@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.10 023/121] drm/amd/display: Add otg_master NULL check within resource_log_pipe_topology_update Date: Wed, 31 Jul 2024 19:59:21 -0400 Message-ID: <20240801000834.3930818-23-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240801000834.3930818-1-sashal@kernel.org> References: <20240801000834.3930818-1-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 6.10.2 Content-Transfer-Encoding: 8bit From: Hersen Wu [ Upstream commit 871cd9d881fa791d3f82885000713de07041c0ae ] [Why] Coverity reports NULL_RETURN warning. [How] Add otg_master NULL check. Reviewed-by: Harry Wentland Acked-by: Tom Chung Signed-off-by: Hersen Wu Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index 693d05a98c6fb..76a8e90da0d56 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -2279,6 +2279,9 @@ void resource_log_pipe_topology_update(struct dc *dc, struct dc_state *state) state->stream_status[stream_idx].mall_stream_config.paired_stream); otg_master = resource_get_otg_master_for_stream( &state->res_ctx, state->streams[phantom_stream_idx]); + if (!otg_master) + continue; + resource_log_pipe_for_stream(dc, state, otg_master, stream_idx); } } -- 2.43.0