From patchwork Mon Jan 22 11:11:08 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu X-Patchwork-Id: 765157 Received: from mail-lf1-f49.google.com (mail-lf1-f49.google.com [209.85.167.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A94AA3DBB1 for ; Mon, 22 Jan 2024 11:11:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.49 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705921907; cv=none; b=Mr9e0PBukFJFO5AZIQK6CsnTmkdN3pavWRAwXvqHzoVLfCpxg22Smn2LVAbt0mTlhJ/ndS3xET6wukAouB3HSxqerJ4nzKuOHxCsVauVWnEeeySAUyPA6Uquy37VfS/DCUpkyGDd3FD5XgxpdSMzG/sN6H50KVK/A8QJOcinE48= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705921907; c=relaxed/simple; bh=P0pml+XvYXypPwvm13fUsxAbzg1yShpyAM0plENv8P0=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=VX2hQsK/Kw0NycpdV+iGdmeDySoTBTU6RXmKcK+8AOavcqVB4in1mNapjfI5jQuVKKWrNXxHoS2WoX9s/Cllsn2AjJs81iOhuheWfJyROxFJcxrWoQAnn5QRgvw1Cyw5eU/ghOxyXWsTsN2RabL9pULnljeOsBY5BJiaUZaVxPw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=tuxon.dev; spf=pass smtp.mailfrom=tuxon.dev; dkim=pass (2048-bit key) header.d=tuxon.dev header.i=@tuxon.dev header.b=j08GBO+H; arc=none smtp.client-ip=209.85.167.49 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=tuxon.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=tuxon.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=tuxon.dev header.i=@tuxon.dev header.b="j08GBO+H" Received: by mail-lf1-f49.google.com with SMTP id 2adb3069b0e04-50ea98440a7so2786763e87.1 for ; Mon, 22 Jan 2024 03:11:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tuxon.dev; s=google; t=1705921904; x=1706526704; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=bZsglpxv5Ruw+cmAq+FH/8gH/cxWxlJ7CUyURo/5TWs=; b=j08GBO+HdsEhh9qo0bkJ0Iq+yLSlU17x8z4tsHgTSLz3QSK4n1TXEKFSaZLpIIhT11 Ciagaz+eq2hept+9BLQunqdMrB3HhMsFnFGIQb1LnLcv2guMU9voif9yadlm/AqilRTv n0Kb9fGF62aBOHnZ/lWJ26VOTTt61VbraAUFGdwIdmhq0UGAYSVl3lZ97U0v6Tl0IJAJ vEhwFy2RtsHKeZSWrP5brLIzCwMliwHwhS5c6Zt9VtG4pK2u3R0x3GIwe2L7fZ1QaL3d 8BbPIjrzgVHeCuBPt94j+ACTU7ke/4W/nuj1wJPPsC1+sz+HEQTH5a8VsTpweOikXpVd dGBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705921904; x=1706526704; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=bZsglpxv5Ruw+cmAq+FH/8gH/cxWxlJ7CUyURo/5TWs=; b=Gkc7oibHdf3KaaXOFDNu9Jrk57YB00+wsCaaUPAwCBfcsZWBqIaokW/VUer5WjFbsm eSQkeo0bg0J5pRb3QLt05AOAajxfFhdp3uBcuLUl3dffb3vvNes54pMl0epSJnruG/jK 3oiv4w5x12RcajQA7EJVAV8D4u4gk1Rwbea4VPL+Xad/6YOs2KWz9gRLM2Gq2S3eakv4 qZhDOQXInlYo1+39GeaSyMjdBhRw3StHJXYp7mfBRnsDgH9Gmq/nJGgqSDMfLiFFxCrQ /15/Sb3xQXbS6UFFGAe+hH4LGZN/gOknPQyIniEHyuTkuHkEGukmfdOc3y7YgDmNTz8n QISg== X-Gm-Message-State: AOJu0YxHuG8a0NqARYCKeFGyLoiCZObC9e5Z27wdVHpfgiJwTQiHsSCh YrvqiYZ/E2D79L9lGw5nf3dhZShATjtdGVXFFrnvqojdeYig/4rmP+47hAwMabQ= X-Google-Smtp-Source: AGHT+IFdtngNav7jLN7NRbMBgpNlKLytDtSGZw9R5aAcExfwEd7H5jWK1DXLkRkagwmRGN3K3IIs2w== X-Received: by 2002:a05:6512:3e19:b0:50e:e2e1:9cc8 with SMTP id i25-20020a0565123e1900b0050ee2e19cc8mr1209162lfv.117.1705921903651; Mon, 22 Jan 2024 03:11:43 -0800 (PST) Received: from claudiu-X670E-Pro-RS.. ([82.78.167.135]) by smtp.gmail.com with ESMTPSA id t34-20020a056402242200b0055823c2ae17sm14194241eda.64.2024.01.22.03.11.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Jan 2024 03:11:43 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: wim@linux-watchdog.org, linux@roeck-us.net, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, p.zabel@pengutronix.de, biju.das.jz@bp.renesas.com Cc: linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org, claudiu.beznea@tuxon.dev, Claudiu Beznea Subject: [PATCH 03/10] watchdog: rzg2l_wdt: Check return status of pm_runtime_put() Date: Mon, 22 Jan 2024 13:11:08 +0200 Message-Id: <20240122111115.2861835-4-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240122111115.2861835-1-claudiu.beznea.uj@bp.renesas.com> References: <20240122111115.2861835-1-claudiu.beznea.uj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-watchdog@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Claudiu Beznea pm_runtime_put() may return an error code. Check its return status. Fixes: 2cbc5cd0b55f ("watchdog: Add Watchdog Timer driver for RZ/G2L") Signed-off-by: Claudiu Beznea --- drivers/watchdog/rzg2l_wdt.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/watchdog/rzg2l_wdt.c b/drivers/watchdog/rzg2l_wdt.c index 4ab9e7c5e771..0554965027cd 100644 --- a/drivers/watchdog/rzg2l_wdt.c +++ b/drivers/watchdog/rzg2l_wdt.c @@ -144,9 +144,13 @@ static int rzg2l_wdt_start(struct watchdog_device *wdev) static int rzg2l_wdt_stop(struct watchdog_device *wdev) { struct rzg2l_wdt_priv *priv = watchdog_get_drvdata(wdev); + int ret; rzg2l_wdt_reset(priv); - pm_runtime_put(wdev->parent); + + ret = pm_runtime_put(wdev->parent); + if (ret < 0) + return ret; return 0; }