From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 93D4CE99076 for ; Fri, 10 Apr 2026 10:12:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 005C810E161; Fri, 10 Apr 2026 10:12:05 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="FAk9iV9I"; dkim-atps=neutral Received: from mail-wr1-f52.google.com (mail-wr1-f52.google.com [209.85.221.52]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5DD6810E161 for ; Fri, 10 Apr 2026 10:12:05 +0000 (UTC) Received: by mail-wr1-f52.google.com with SMTP id ffacd0b85a97d-43d04fc3bf2so1089462f8f.3 for ; Fri, 10 Apr 2026 03:12:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1775815924; x=1776420724; darn=lists.freedesktop.org; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :from:to:cc:subject:date:message-id:reply-to; bh=V2xXUchh2By+ghGGZBk84vMcNEj5jYwmcow9AN3NHu8=; b=FAk9iV9I+08DvmEdES0KqU049Z7AT50IuAGVepvqzARlSHS5inL7f+qR6ScCTSxPkF OGxueEy2/lsZEUlGXZQ9ljjlMZj8JehXuybjJGURSHJlfbQhxvvpDnEnlQWDuncy4S8m kH/UJbBAhwXf+p1US0Sce1Be2M5+ruuATZrrSTghLFgdRSZrBSDRzGuiChYFWpa64FhJ mSmnKBNfy+0gABqW+PqqvsZHNxqBSt0Wn0ggedsgKZr1O+iyp4FZpCtkxk9jIy3hdSnE ojV7Q34BqPGTyorCTe86kstppNWPM7LIhWb/1buiphy66efRTUphr5tby1UfITFrMRGy QSmw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775815924; x=1776420724; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=V2xXUchh2By+ghGGZBk84vMcNEj5jYwmcow9AN3NHu8=; b=kwQZCfBkmRGEEh1kdhZqO7WxymgOeSU8guugzmxOGcZpVdn/rdPW/6h+DHbBhP7ctV rX2iO/wmK9JVJQ7GGJ7B27SupcLndof9cN343HOkFfbmF+IHkHIyE9pMAMJ8gtPumr2Z HZey6iA780Od1M3w6BQH3kjKlQF5WXjhs9D+5zy53686pLEgKCVfnKhxU/xAP4vv3bgk xEG6tkq9nzfsCVPJhi0qOZzBX43KwuVZ/jL5CzRAqTIxtDbH6ddRYGk577QLnhfjmaMc hVLiAEyU+hqWHKgK9VyV796ET4T9O0g4IvSMnB71UjEENTNjKfDkAVIYHLSR8OeVGvNw uOoQ== X-Forwarded-Encrypted: i=1; AJvYcCWQb4lTw3KW+jKzLsY75ORooFSWJzvRPNIk32MWIuWHZj1VIBygjBAX4T/Gwrv966pY7P/rnuRaYHU=@lists.freedesktop.org X-Gm-Message-State: AOJu0YxyUSXrAhV6VgRiJJV7pxPF+VHSctXRZnVDVqgrTyxnzGRIpsTp MrBLvtmPAVfLptdaTo/R4g3H/L+8DM74G9hPHP3jmW32op/DRpwapbrA X-Gm-Gg: AeBDieupr35lqM+mrNWxiqoNSOyOUANJBCTxUfoU8E7ax5b811RdiPumJCO2n1Y4FEW 9aZu4gIeXNyNJfrzarHZnBMrvo779LGtO2ySKr3PwhqKn7Oe8wfsJ0URKPYQIy9J7Y02yrNGljo JrhxSoCKScv6LbOe20m63+P2Q9quna5sW/1kNaFtGHOOH39tmLc76WxO6wPmyuXwzJhMEkqNF6N BomE0sFSAI6ynBjBos4xrP7w3A1QMLtKJC5ZpQaT+qZMC5EgfiHo475LRcRoqvRzdEQLdKplM79 wMl12RCEmww82Qjk88Hsr9Ik6ViDIEEaaD5BDHHYDTlg8gPfK8kGb9ZqoAmblfauN1xaTZaKw8k 66ppK4BtFd6yZ6sd2lJf/WfK86OP40J/d9kwz1VjA9VXqZclWA7fSKd2hUsa5kavuufR3gzoW7X d4DK+SOpJxwHjbfYxWLkc= X-Received: by 2002:a05:6000:2013:b0:43c:fe66:43e4 with SMTP id ffacd0b85a97d-43d642b8ecbmr4197977f8f.31.1775815923730; Fri, 10 Apr 2026 03:12:03 -0700 (PDT) Received: from localhost ([196.207.164.177]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-43d63e50289sm6507349f8f.28.2026.04.10.03.12.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Apr 2026 03:12:02 -0700 (PDT) Date: Fri, 10 Apr 2026 13:11:59 +0300 From: Dan Carpenter To: Icenowy Zheng Cc: linux-riscv@lists.infradead.org, dri-devel@lists.freedesktop.org Subject: [bug report] drm/bridge: add a driver for T-Head TH1520 HDMI controller Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hello Icenowy Zheng, Commit 96f30ee0fb9d ("drm/bridge: add a driver for T-Head TH1520 HDMI controller") from Jan 29, 2026 (linux-next), leads to the following Smatch static checker warning: drivers/gpu/drm/bridge/th1520-dw-hdmi.c:139 th1520_dw_hdmi_probe() warn: 'hdmi' isn't an ERR_PTR drivers/gpu/drm/bridge/th1520-dw-hdmi.c 133 plat_data->output_port = 1; 134 plat_data->mode_valid = th1520_hdmi_mode_valid; 135 plat_data->configure_phy = th1520_hdmi_phy_configure; 136 plat_data->priv_data = hdmi; 137 138 hdmi->dw_hdmi = dw_hdmi_probe(pdev, plat_data); --> 139 if (IS_ERR(hdmi)) 140 return PTR_ERR(hdmi); s/hdmi/hdmi->dw_hdmi/ 141 142 platform_set_drvdata(pdev, hdmi); 143 144 return 0; 145 } This email is a free service from the Smatch-CI project [smatch.sf.net]. regards, dan carpenter