From nobody Fri Apr 3 00:57:31 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 55C26ECAAD8 for ; Mon, 19 Sep 2022 03:04:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229568AbiISDEN (ORCPT ); Sun, 18 Sep 2022 23:04:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53728 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229453AbiISDEH (ORCPT ); Sun, 18 Sep 2022 23:04:07 -0400 Received: from mail-pg1-x534.google.com (mail-pg1-x534.google.com [IPv6:2607:f8b0:4864:20::534]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E2A1019C20 for ; Sun, 18 Sep 2022 20:04:06 -0700 (PDT) Received: by mail-pg1-x534.google.com with SMTP id 78so25523351pgb.13 for ; Sun, 18 Sep 2022 20:04:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date; bh=1Z7zLLagXME9kaIkwwz+RZoWIKsBtX6ruY4efxOuNA0=; b=fAuikC+SbpMF2sZ/NgiATXG2kQiWQvNOVV0IxiSG8cLCO2Hqrtxt7oRn9wYoE+WzyH aZvZypqQHz5xr57iUs52oSyECqaC2CGtlH2iJ3ejedCDIj7kmz7+aDo9ywV6XtbaBCoi LB6fLWi6Bj6LDQ2QSC2pi2ZyvpfGQlpES6NCXZTHu6dU3Dt+srv5/Outu+l83nrPNmzn h3JoZtzlKOH0EgUtgv3WJ4BbDX6pELCwwaYWXqGnHVna3FlXD9kPdWdT3/U4ZJJUdk6b C75dbBNWzsxV0lj013tpvUiCiL5Fu+3c5qTUOhVGj9fJrgAqX9gNgoXZAaykKlj/fBmG unWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date; bh=1Z7zLLagXME9kaIkwwz+RZoWIKsBtX6ruY4efxOuNA0=; b=kucf8HLXVcwprJkr6qqOxjnoHOJ4evQHa5vj8DcpXNKkz3iw4Fbz5n1u47aaO9Ltrr 2DFtrz7t4mzhyFaoGIdgp4u8je+dbg/iHhv8WQkY8OPQfPDSQWCbIyhtCeYAem2YPwVM rZZtFUBzVnq0tb4X2A+/sgAFBaHRBqpcwUQSGp3w+3xo41gegetdE4/Tn1nQsEccR7ZR XnUnDPemPf8dnY22f+nYiRXg9L2jJHq2vcI9N6Iuycg41hGAZjSI+NCW3PIJv+QxTVd/ l1pi11kdsAyFJXSE4aQte+mI4ru6SHBXXWdilx4+cAlmbsmJTeA9s1ImRPPbL1BUZ17e curw== X-Gm-Message-State: ACrzQf3LoOIhQaLHkSxFXgDHSj/nwzR+7VjJU0DUW0JvgBwgEl0YLUun uwsZzdLH+IBC7rEKZDub3qoy+5lrqWA= X-Google-Smtp-Source: AMsMyM6Yjm4ugY5K6oMa3IYSw2JddiCz7Pq1BHaiEU7A6XTyq0MULpLn+QLfMfiZFhhhgZ4ZDLbdoA== X-Received: by 2002:a05:6a00:8cc:b0:52c:7ab5:2ce7 with SMTP id s12-20020a056a0008cc00b0052c7ab52ce7mr15998116pfu.28.1663556646421; Sun, 18 Sep 2022 20:04:06 -0700 (PDT) Received: from localhost.localdomain ([193.203.214.57]) by smtp.gmail.com with ESMTPSA id y6-20020aa793c6000000b00540d75197e5sm19052339pff.47.2022.09.18.20.04.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 18 Sep 2022 20:04:05 -0700 (PDT) From: cgel.zte@gmail.com X-Google-Original-From: chi.minghao@zte.com.cn To: andrzej.hajda@intel.com Cc: neil.armstrong@linaro.org, robert.foss@linaro.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Minghao Chi , Zeal Robot Subject: [PATCH] drm: bridge/dw-hdmi-ahb-audio: use strscpy() is more robust and safer Date: Mon, 19 Sep 2022 03:04:01 +0000 Message-Id: <20220919030401.211331-1-chi.minghao@zte.com.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Minghao Chi The implementation of strscpy() is more robust and safer. That's now the recommended way to copy NUL terminated strings. Reported-by: Zeal Robot Signed-off-by: Minghao Chi Reviewed-by: Neil Armstrong --- drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c b/drivers/= gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c index 7d2ed0ed2fe2..4efb62bcdb63 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-ahb-audio.c @@ -542,8 +542,8 @@ static int snd_dw_hdmi_probe(struct platform_device *pd= ev) if (ret < 0) return ret; =20 - strlcpy(card->driver, DRIVER_NAME, sizeof(card->driver)); - strlcpy(card->shortname, "DW-HDMI", sizeof(card->shortname)); + strscpy(card->driver, DRIVER_NAME, sizeof(card->driver)); + strscpy(card->shortname, "DW-HDMI", sizeof(card->shortname)); snprintf(card->longname, sizeof(card->longname), "%s rev 0x%02x, irq %d", card->shortname, revision, data->irq); @@ -561,7 +561,7 @@ static int snd_dw_hdmi_probe(struct platform_device *pd= ev) =20 dw->pcm =3D pcm; pcm->private_data =3D dw; - strlcpy(pcm->name, DRIVER_NAME, sizeof(pcm->name)); + strscpy(pcm->name, DRIVER_NAME, sizeof(pcm->name)); snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_dw_hdmi_ops); =20 /* --=20 2.25.1